SANTA BARBARA, CA - JULY 09: Actor Rob Lowe and son John Owen Lowe arrive at The Foundation Polo Challenge sponsored by Audi at the Santa Barbara Polo & Racquet Club on July 9, 2011 in Santa Barbara,... more 
SANTA BARBARA, CA - JULY 09: Actor Rob Lowe and son John Owen Lowe arrive at The Foundation Polo Challenge sponsored by Audi at the Santa Barbara Polo & Racquet Club on July 9, 2011 in Santa Barbara, California. (Photo by John Shearer/Getty Images for Audi) less 
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Getty Images | Photo By John Shearer / Getty Images for Audi
Sat, Jul 9, 2011 4:29 PM EDT