Last night on Late Night With Jimmy Fallon, Kathie Lee Gifford and Fallon grope for the best words to address Weinergate “head on.†Also, no-holds-barred Katie Couric calls Donald Trump a “jackass†over the birther situation; and the latest hip-hop artist to join the memoir circle (along with Flava Flaaav!), Ice-T, recounts the moment he realizes he’s just “too famous to steal†— while screwing off a car part as kids approach him for autographs.