Is jesse mccartney dating hayden panettiere

I mean, I always have to be dressed up all the time for my work so when I'm home I just like to be in sweats and comfortable.

And just someone you can laugh with, someone you can have fun with.

"Katie was than thrilled when she heard the news that her man was partying with Hayden Panettiere at LA hotspot, Wonderland," 'fesses the friend.

Which makes perfect sense for someone his age, but not for someone who’s 19.

On February 19, she was spotted with heavyweight boxer Wladmimir Klitschko at Guy’s in LA.

“She was sitting on his lap and flirting with him all night,” an onlooker tells In Touch.

Looks like Jesse Mc Cartney has already gotten bored with Hayden Panettiere and is hooking up with his ex-gf Katie Cassidy. We feel like we're missing the boat on the Mc Cartney train, but whatevs. that Jesse has ditched Hayden to get back together with the Cassidy, 23, and Mc Cartney, 22, met when they were both 15 while he was touring with the group Dream Street.

The two dated from 2004 to 2007."They have both grown up a lot and haven't had much luck dating other people," the mutual friend tells E!