“House” (8 p.m., Fox): Look out, Jennifer Grey is in a time-slot battle with herself

“House” (8 p.m., Fox): Look out, Jennifer Grey is in a time-slot battle with herself tonight, appearing on “Dancing With the Stars” and “House.” On the latter, she plays the mother of a newborn baby with serious health problems.

“Hawaii Five-O” (10 p.m., CBS): “Hawaii Five-0” might be the top-rated new show of the season, but there’s trouble in paradise. Tonight, a woman’s body is found off the shores of Waikiki.

TV Listings, B6