The Old Rocker

The loss of TV’s Smash is the gain of USA Network’s Necessary Roughness.

Will Chase – whom you may also know as the new bf of Debra Messing, if you read the tabs – has scored a guesting part in the cable hit, where he will play a rock god of yore.

He will seek the expert help of Dr. Dani (Golden Globe nominee Callie Thorne) is resolving some lingering issues with an old bandmate before a reunion tour.

Chase’s ep is set to air during the second half of the show’s sophomore season next winter.

Photo: DigitalSpy.com.