This week Hilary Duff's adorable son, Luca,  gets dressed up for a drive around town in a sweater and scarf, Lindsay Lohan has a "great time" partying it up with Alec Baldwin and Snooki does her best Amanda Bynes impression while out in New York City ... hoping to run into the eccentric starlet.

Also, Hayden Penettiere shows off her sweet home-made shoes from Grandma, Mariah Carey gets leggy on her way to "American Idol," Rihanna just wants someone hug, Rita Ora wigs out and James Franco takes a sexy "selfie" ... in prison!

Click "Launch Galley" above to see the personal shots of these stars and more in this week's round of celebrity Twitpics!

Hot Videos