Question: Which co-host of the broadcast event of "Children in Need 2015" is best known for her work in pop groups S Club 8 and The Saturdays?
Sentence (from "Rochelle Humes"): Rochelle Eulah Eileen Humes (née Wiseman; born 21 March 1989) is an English singer and television presenter, best known for her work in pop groups S Club 8 and The Saturdays.
Relevant evidence: Yes