Buzz Bites -- 12/16/2008: Engagement Alert! Katy Perry To Marry Gym Class Hero Travis McCoy

+ Are Katy Perry and Travis McCoy officially engaged? No. Unofficially? Yes! And get this: Travis reportedly popped the question by smooching his lady-love -- with a diamond ring in his mouth! (Eeeee!!) Here's hoping he polished it first ... (MTV - UK)

+ OMG, don't you just HATE it when people keep asking you about the time you made out with a gorgeous megastar? So annoying, right?? Anywho, Demi Lovato (who swears she never, ever kissed a Jonas!) totally feels your pain. (Seventeen, via Usmagazine.com)

+ Pete Wentz (over)shares some intimate deets about his "amazing" sexcapades with wife/personal lapdancer Ashlee Simpson. (MTV News)

+ Meanwhile, poor, misunderstood Hilary Duff sez she doesn't even know HOW to do a lapdance. She does, however, know a thing or two about crouching seductively on the cover of this month's Maxim magazine. (Maxim)

+ You know that hot rocker dude Whitney Port's been holding hands with on The Hills? Well, turns out his band is actually pretty talented. In fact, they're pretty AND talented. Swoon! (Remote Control)

+ Scarlett Johansson has announced that she might be releasing a follow-up to her debut album, Anywhere I Lay My Head. Which brings three immediate questions to mind: Why? How? And, most importantly, WHY????? (MTV News)

+ Rumor has it the Red Hot Chili Peppers' Anthony Kiedis is battling kidney disease. If so, we wish him all the best and hope he gets healed up real soon! (NY Daily News)

+ Lil Wayne admits he's starting to like the view from on top. As comedy legend Mel Brooks (who??) once said, "It's good to be the king." (MTV News)