J.Lo & Boy Toy Valentine's Day is for Swingers

2/15/2012 3:25 PM PST

Jennifer Lopez & Casper Smart -- Valentine's Day Is for Swingers

Jennifer Lopez
and her 24-year-old boyfriend Casper Smart were quite the lovebirds and enjoyed a Valentine's Day frolicking on the sand in Santa Barbara on Tuesday.

Besides holding hands and taking long walks on the beach, Jen even climbed up on top of Casper to ride the swing together.

In related news, Marc Anthony VD pics should surface in 5 ... 4... 3 ...