"He was at a party and I turned into a perverted guy; I was, like, following him into rooms, staring at his a**," Lawrence said during a US TV show.

But the 22-year-old actress admits she freaked out when Stamos came up to her. u00a0"I was avoiding him and then my friends brought him over... and I just, like, started really freaking out and he asked me if I was on mushrooms. I was like, 'No... this is just me'," she said.