Christina Aguilera Tells Jimmy Kimmel She’s Not Sure If She Wants to Make a Cameo in Britney Spears’ Memoir: ‘Dude, I Don’t Know’

Britney Spears Recalls 'Dream' Job On The Mickey Mouse Club, First Kiss With Justin Timberlake, & Drinking With Her Mom At WHAT AGE!?

Britney Spears Dating History - Full List of Rumored & Confirmed Ex-Boyfriends Revealed

Christina Aguilera Reacts to Question Asking If She Wants to Be in Britney Spears' Memoir