It's business as usual for the pregnant popster. Plus: Jennifer Aniston, Courteney Cox and more

THE PERFECT SETUP

Courteney Cox and Sheryl Crow make it a lounge act while vacationing together in Mexico on Sunday. The singer, who split from fiancé Lance Armstrong in February, has been dating an L.A.-based film director for the past few months, thanks to a setup by pal Cox.