8 Signs It's Crazy, Stupid, Hollywood Love

From playing house to co-parenting furbabies, see how committed these star couples are to being head over heels for each other

4. MEET THE BESTIE

When he started dating Vanessa Hudgens in the fall of 2011, Austin Butler knew the one person he really had to impress was the High School Musical star's longtime best friend, Ashley Tisdale. And impress her he did, throwing down his mat for some downward dog at a yoga session with the girls in September 2011.