They were lampooned in late-night talk-show monologues, turned heads at awards shows and on red carpets, and inspired GTL-friendly Halloween costumes. There were few corners of pop culture the crew of MTV's "Jersey Shore" didn't reach in 2010, and that includes Barbara Walters' "10 Most Fascinating People of 2010" list.
Walters gamely jumped into the world of the "Jersey Shore." She learned about the seven-member cast's unique lexicon, chatting with The Situation about the definition of a "grenade" ("It's just humorous guy language that really nobody's really intended to hear"), and the reality stars coached her on the proper way to pronounce "smush." She then wasted no time putting her newly expanded vocabulary to work.