In today's fame-obsessed society, big name actors, musicians and models hit the red carpet dozens, if not hundreds, of times a year. As such, you'd think they'd be used to the hot glare of the spotlight.
But you'd be wrong. Whether it's the stress of the paparazzi's flashbulbs, the heat emanating from throngs of fans, or simply warm weather, celebrities should be familiar with the value of a $5 investment in antiperspirant.
Check out who is looking a bit hot and bothered in our roundup of stars sweatin' it out ...
(BEVERLY HILLS, CA - FEBRUARY 25: Actress Jayma Mays arrives at the 12th Annual Costume Designers Guild Awards with Presenting Sponsor Swarovski at The Beverly Hilton hotel on February 25, 2010 in Beverly Hills, California. (Photo by Jason Merritt/GettyImages for CDG) Original Filename: GYI0059730614.jpg)