Katy Perry used to wear two bras during school days

London: Katy Perry `s boobs were so big when she was in school that she had to wear two bras.

A childhood pal of Perry told the Daily Star that the 28-year-old singer was really proud of needing to wear two bras. "One time she changed for gym in the girl`s locker room," the pal said. The friend said that Perry was very busty and got lots of attention from the boys, which she loved. ANI