Best-bets for May 8: Mother’s Day with “Idol,” “Ninja,” more
1)“American Idol,” 8-10 p.m., ABC. The twice-a-week phase is done now; there are just three rounds left, all on Sundays. Tonight, we have the top seven — Leah Marlene (shown here), Christian Guardino, Fritz Hager, HunterGirl, Jay, Nicolina and Noah Thompson. Next Sunday has the top five; a week later, “Idol” will have its 20th champion. Read more…