01/04/2012 02:29 pm ET

Justin Timberlake, Jessica Biel Engaged: Tweeters React

After dating on and off for more than four years, Justin Timberlake and Jessica Biel are finally playing for keeps. According to insiders at Us Weekly, the star couple got engaged late last month while on vacation in Wyoming.

But it turns out news of their engagement has delivered a crushing blow to the many tween fans of Timberlake (now full-grown adults) who once fantasized about their own weddings to the pop superstar.

On Twitter, Timberlake's fans have been overwhelmingly disappointed by the engagement news.

Click through the slideshow below to see some of the best Twitter reactions to the Biel-Timberlake engagement.

Twitter rXs Justin Timberlake