Britney Spears' fiancé Sam Asghari kisses her on a jet and calls her his 'wife' for 40th birthday

Britney Spears and Boyfriend Sam Asghari’s Cutest Moments: Photos of Their Adorable Romance

Britney Spears’ Style Evolution — See How Much It’s Changed Since Her Rise To Fame!

Britney Spears Rocks Daisy Dukes & Red Knee-High Boots For Birthday Getaway With Sam Asghari