Note: over the bra does not count, ( it can be related to oral sex, you are almost there but not quite. )
Girl 2: Yes I did, but I got carried away and lost my boobginity to that guy I was with. before I knew it, he was all over my chest.
Guy 1: Hey man I saw you out with that girl again, you guys have a good time???
Guy 2: you dont know the half of it! I totally lost my boobginity with that girl.