Cheryl Cole greet fans and sign copies of her book through my eyes at Waterstones Piccadilly London, Oct. 1. Cheryl has recently admitted to Glamour UK that she was a terrible student. 29,September launched the 27-year-old Girls Aloud singer, her ring capsule collection, Promise, with co-creator, luxury jewelry company de Grisogono at Nobu London. She used to lose her temper get in trouble with their teachers, and was often kicked out of class.