Katy Perry's own marriage ended in divorce, but that didn't stop the "California Gurl" from belting out her chart-topping tunes at Australian actress Holly Valance's wedding to billionaire real estate mogul Nick Candy last weekend.
Perry was reportedly paid $1.9 million to play a 45-minute set at the wedding on September 29. The newlyweds are former neighbors of Perry's, and her performance accounted for nearly half of the wedding's reported $4.7 million total cost.
But Perry isn't the first -- and certainly won't be the last -- celebrity wedding singer. Click through the slideshow below to see 11 others.
Perry was reportedly paid nearly <a href="http://www.mtv.co.uk/news/katy-perry/365896-katy-perry-holly-valance-wedding-ps12million">$2 million to perform for 45 minutes</a> at Holly Valance and Nick Candy's wedding on September 29.
<a href="http://www.eonline.com/news/266941/10-best-weddings-ever-brad-pitt-and-jennifer-aniston-s-a-list-extravaganza">Melissa Etheridge played at Brad Pitt and Jennifer Aniston's wedding in 2000,</a> serenading the couple with the song "Whole Lotta Love" alongside a gospel choir. With both <a href="http://www.huffingtonpost.com/2012/09/07/brad-pitt-wedding-angelina-jolie-no-plans_n_1864509.html">Pitt</a> and <a href="http://www.huffingtonpost.com/2012/08/12/jennifer-aniston-engaged-justin-theroux_n_1771083.html">Aniston engaged</a> and preparing for their second weddings, to Angelina Jolie and Justin Theroux respectively, the world will have to wait to see who they pick to play their receptions the second time around.
"Piano Man" singer Billy Joel was tapped to play at Howard Stern's second wedding to Beth Ostrosky in 2008. He played two songs for the couple, but then let another high-profile guest take over -- Chevy Chase, who had guests in stitches with "a tongue-in-cheek roast" of the couple, <a href="http://blog.sfgate.com/dailydish/2008/10/06/wedding-singer-joel-helps-stern-celebrate-nuptials/">according to the <em>San Francisco Chronicle</em></a>.
Hootie and the Blowfish
Hootie and the Blowfish played at the lavish wedding of the now-divorced <a href="http://www.forbes.com/2007/07/12/celebrity-media-weddings-biz-media-cz_lg_ts_0712celebweddings.html">Tiger Woods and Elin Nordegren</a> in 2004. Woods <a href="http://www.forbes.com/2007/07/12/celebrity-media-weddings-biz-media-cz_lg_ts_0712celebweddings.html" target="_hplink">rented an entire resort</a> in Barbados for the nuptials.
<a href="http://abcnews.go.com/Technology/PCWorld/story?id=5173651&page=3#.UG3jn6TLz31">Willie Nelson played at Microsoft founder Bill Gates' wedding</a> in Hawaii on New Year's Day 1994. Nelson was one of the lucky few to be on the guest list -- Gates rented out <a href="http://community.seattletimes.nwsource.com/archive/?date=19940102&slug=1887661">every hotel room on the island of Lanai and every helicopter in the state</a> to keep the paparazzi out.
Hugh Jackman is well known for his <a href="http://www.forbes.com/sites/carolpinchefsky/2012/09/25/first-official-image-of-hugh-jackman-as-the-wolverine/">role as Wolverine in the "X-Men" movies</a>, but the native Australian is also a <a href="http://www.hughjackmanonbroadway.com/show.html">a talented singer who has performed on Broadway</a>. Jackman showed off his lesser-known talent at fellow Aussie couple Nicole Kidman and Keith Urban's 2006 wedding in Sydney. He <a href="http://www.people.com/people/article/0,,1149081,00.html">performed alongside Crowded House's Neil Finn at the couple's reception</a>.
Kylie Minogue was <a href="http://www.forbes.com/2005/09/06/melnichenko-aguilera-billionaire-cx_cn_0906autofacescan01.html">paid $520,000 to perform for 30 minutes</a> at the wedding of <a href="http://www.forbes.com/static/bill2005/LIRR0YG.html?passListId=10&passYear=2005&passListType=Person&uniqueId=R0YG&datatype=Person">London-based billionaire Lakshmi Mittal</a>'s daughter Vanisha.
Christina Aguilera was reportedly paid a whopping <a href="http://www.forbes.com/2005/09/06/melnichenko-aguilera-billionaire-cx_cn_0906autofacescan01.html">$3.6 million to perform just three songs</a> at the wedding of Russian billionaire Andrei Melnichenko and Aleksandra Kokotovic.
British songstress Ellie Goulding performed at the Royal Wedding in 2011, and her cover of Elton John's "Your Song" <a href="http://www.billboard.com/news/ellie-goulding-talks-royal-wedding-calls-1005174012.story#/news/ellie-goulding-talks-royal-wedding-calls-1005174012.story">earned her international fame</a>. The Duke and Duchess of Cambridge are reportedly <a href="http://www.eonline.com/news/239040/who-is-ellie-goulding-and-what-s-she-doing-at-kate-and-william-s-wedding">"big fans" of the singer</a>.
Billie Joe Armstrong
Green Day's frontman Billie Joe Armstrong played at Mark Zuckerberg's wedding in May 2012. The two have been friends "for some time" <a href="http://www.people.com/people/article/0,,20597351,00.html">according to <em>People</em> </a> and Armstrong gave an impromptu performance at the Facebook founder's wedding as a gift.
Tom Petty and the Heartbreakers
Tom Petty and the Heartbreakers <a href="http://www.huffingtonpost.com/2012/08/07/tom-petty-plays-wedding_n_1752332.html">played Amazon executive Brian Valentine's wedding in July 2012</a> after Valentine was tricked into paying a fake booking agent for the band's appearance. After involving the FBI and getting in touch with the band's real agent, Valentine got the band to play at his reception.
Florence + The Machine
Florence Welch of Florence + The Machine <a href="http://www.people.com/people/article/0,,20628647,00.html">recently played Blake Lively and Ryan Reynold's secret wedding</a> in South Carolina in September 2012. <em>People</em> reports that the British singer sang three songs for the newlyweds.
Sir Elton John has recently been called a <a href="http://www.tmz.com/2012/10/01/elton-john-laura-katzenberg-wedding-singer/">"wedding singer" by TMZ</a> for his frequent reception performances. His most well-known performance to date was Rush Limbaugh's fourth wedding in 2010 when <a href="http://www.people.com/people/article/0,,20391620,00.html">he was reportedly paid $1 million</a> to play at the conservative radio host's "I dos." Sir Elton sang most recently at <a href="http://www.huffingtonpost.com/2012/10/01/elton-john-weddings_n_1930812.html">Holly Valance's Beverly Hills wedding</a>, and the <a href="http://www.huffingtonpost.com/2012/10/01/elton-john-weddings_n_1930812.html">former head of Disney, Jeffery Katzenburg's daughter's wedding</a>. He also played at a Canadian wedding over the summer to <a href="http://www.huffingtonpost.com/2012/08/02/elton-john-performs_n_1734725.html">surprise a bride after her groom made a "sizable" donation to John's AIDS foundation</a>.