This is the latest installment in a series where the HuffPost Teen editors round up five things they're excited about each week -- from new video games, to books, to viral videos, to entertainment news. Check out this week's picks in the slideshow below, and email or tweet @HuffPostTeen with your suggestions!

This week, we're obsessed with the AMAZING pet costumes on display at the annual Tompkins Square Park Halloween Dog Parade, and we also can't stop decoding the lyrics of Taylor Swift's "Red" to figure out which ex-boyfriends she's talking about. Honorable mention goes to these middle school students' hilarious "Long Division Style" Psy cover!

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  • This Gadget

    Although the launch of the <a href="http://www.huffingtonpost.com/2012/10/23/ipad-mini-photos_n_2006232.html">iPad Mini </a>didn't get quite the buzz of the recent iPhone 5 unveiling, we're excited about the fun-sized array of bright colors featured on the new 7.9-inch tablet, which retails for $329.

  • These Costumes

    From "Doggy Trump" to Honey Boo Boo Dog, we couldn't help but crack up when clicking through these <a href="http://www.huffingtonpost.com/2012/10/22/halloween-dog-parade-in-tompkins-square-park-2012-photos_n_2000361.html?utm_hp_ref=new-york#slide=1668233">amazing photos </a>of pets in costume. Canines came out in the best costumes last weekend for the annual Tompkins Square Park Halloween Dog Parade.

  • This Movie

    Robert Downey Jr., Don Cheadle and Gwenyth Paltrow return to the big screen with the highly anticipated sequel to 2010's mega-Blockbuster "Iron Man 2." Check out the brand-new trailer for a sneak preview of what movie-goers can expect to see next from the superhero.

  • This Meme

    The Internet sat eagerly through Monday night's final presidential debate, waiting for the comment that would go viral -- this time, it came from Obama, who declared: "You mentioned the Navy, for example, and that we have fewer ships than we did in 1916. Well, Governor, we also have fewer <a href="http://www.huffingtonpost.com/2012/10/23/horses-and-bayonets-debate-obama-video_n_2004038.html?utm_hp_ref=elections-2012">horses and bayonets</a>, because the nature of our military's changed." This cat meme is one of our favorites from the <a href="http://horsesandbayonets.tumblr.com/">Tumblr</a> page that inevitably followed.

  • This Ex-Boyfriend Of Taylor Swift

    With the release of Taylor Swift's "Red" this week -- an album chock-full of not-so-thinly-veiled zingers about her former beaus -- her relationship with actor and ex-flame Jake Gyllenhaal came back into the spotlight. New York Magazine's<a href="http://www.vulture.com/2012/10/who-is-each-song-on-taylor-swifts-album-about.html"> Vulture blog</a> did a helpful breakdown of her lyrics, so you don't have to do all the decoding yourself (although it's pretty obviously who ran off with <a href="http://www.huffingtonpost.com/2012/10/23/taylor-swift-red-best-lyrics_n_2005073.html?utm_hp_ref=teen#slide=1671439">"some indie record that's much cooler than mine"</a>).