Do you know which of these pop facts are true and which are false?
1. Siobhan Donaghy once starred in a West End production of Rent.
2. Heart Skips A Beat by Olly Murs was co-written by Preston from The Ordinary Boys.
3. Cheryl Cole was an extra in Byker Grove when she was 13.
4. Selena Gomez and Demi Lovato were briefly part of a Hollywood Records girl group.
5. Rebecca Ferguson was one of the singers considered to replace Mutya in the Sugababes.
6. Lily Allen went to the same school as Ben from A1.
7. Taylor Swift’s song Better Than Revenge was written about Miley Cyrus.
8. Ricky Martin worked as a hotel cleaner before becoming famous.
Leave your answers in the comments box below. The truth will be revealed next Sunday!
And here are the answers from last week: 1. Cheryl Cole, 2. Lady Gaga, 3. Tulisa, 4. Katy Perry, 5. One Direction, 6. Jessie J, 7. Justin Bieber, 8. JLS. Well done to Chad who got them all right!