“American Idol” (8 p.m., fox): And you thought tensions were high during Hollywood Week.

“American Idol” (8 p.m., fox): And you thought tensions were high during Hollywood Week. Now, it’s time for the performance challenge on “American Idol” as contestants face the judges one last time before the semifinalists are announced.

“one tree hill” (8 p.m., the CW): Yes, fans of “One Tree Hill” are bummed out that the show soon will end, but they get a treat tonight when Chad Michael Murray returns as Lucas, who comes back to town to lend some help to Haley (Bethany Joy Galeotti). The actor has been missing in action since Season 6.

TV listings: B6