Sarah Palin has officially “jumped the shark.” Last night’s premier of “Sarah Palin’s Alaska” will be remembered as the moment the once-promising, conservative darling crossed over into the absurd. Part Alaska tourism promo, part window into the family Palin, TLC’s eight-part series features clips of the former governor at home in gym shorts and shots of the family enjoying the great outdoors while she calls out folksy comments like, “this is flippin’ fun!” If that’s not enough, Palin takes Kate Gosselin (of “Jon & Kate Plus 8” fame) camping in the Alaska wilderness - the two women reportedly didn’t get...