Happy Birthday Sean Preston & Jayden James!

Britney and Kevin's little guys – 3 and 4 this weekend – are growing up! See how these blonde babes have spent the last year

PARISIAN PALS

Bonjour, birthday boys! Sean and Jayden get a little wind in their hair – and spring in their steps – while in Paris on July 7. Would the boys ever follow mom's footsteps into show business? It's possible! The brothers created quite a stir when they showed off some stellar dance moves set to Spears's hit "Toxic" earlier this summer.