The Hills star hits the beaches of Mexico with her on-again beau. Plus: Britney Spears, Halle Berry, Chris Brown and more


Cheers! Britney Spears and sons Sean Preston, 3½, and Jayden James, 2½, take time out from the pop star's European tour to do some shopping at Hamleys Toy Shop in London on Monday. Spears next hits the stage Wednesday in Manchester, England, before heading to Ireland and France with her re-mixed show.