"When we go on tour, if the guys go out to a club I'll get their hotel key and go in with my two dancers and TP (toilet paper) their rooms. I'm talking 10 rolls of toilet paper. Will (i.am) got really mad at me; I think one of us touched his computer and erased something." Black Eyed Peas singer Fergie on the behind-the-scenes pranks she pulls on her bandmates.