We have a ton of birthdays this week! Tons!

Not only did she tie the knot with comedian Russel Brand, but Katy Perry also celebrated her 26th birthday!

Degrassi alums Shenae Grimes and Drake share the same birthday, just three years apart.

Pretty Little Liars costars Troian Bellisario and Janel Parrish celebrate their big days this week.

Who else is celebrating birthdays this week? Olympians Sasha Cohen and Nastia Liukin, Chelan Simmons, Adrienne Bailon, Conchita Campbell (from The 4400), Lexi Ainsworth (from General Hospital), India Eisley, and our pal Italia Ricci!