An increasingly thin Lindsay Lohan went shopping in Malibu yesterday with her sister Ali. Now, I’m not saying Lindsay’s starting to look unhealthy, but I guarantee she threw some elbows in the laxative aisle. “Coke-elbows, activate! Hey, Ali, who’s living Lohan now, bitch? KERPOW! Aw, no way, buy one get one free dental dams…”