Mary's back! The Mary Tyler Moore Show gets a major cable showcase when it hits Hallmark Channel April 1 with a 10-hour welcome marathon. Here's a clip from the classic "Chuckles Bites the Dust" episode: Mary, who's been chiding her WJM newsroom co-workers for joking about the death of the TV clown, finds herself broken up in an entirely different way at his funeral. - DW