From FOX’s official press release:

Celebrity Service on Hell’s Kitchen Thursday, March 26, on FOX.

Eric McCormack (Trust Me) and Robert Patrick (The Unit) guest-star.

Chef Ramsay puts the team’s palates to the test in a surprise taste-test challenge. During dinner service in a packed restaurant, tensions always run high. However, when a few celebrities (guest stars Eric McCormack and Robert Patrick) stop by for dinner the intensity really heats up. Who will Chef Ramsay send home this week? Tune in when “9 Chefs Compete” on Hell’s Kitchen airing Thursday, March 26 (9:00-10:00 PM ET/PT) on FOX.

The nine remaining chefs are:

Andrea Heinly, 30, a line cook from Reading, PA
Ben Walanka, 26, an executive sous chef from Chicago, IL
Carol Scott, 30, a sous chef from Knoxville, TN
Danny Veltri, 23, an executive chef from Edgewater, FL
Giovanni Filipponi, 37, an executive chef from Destin, FL
LA (Alicia), 23, a line cook from Las Vegas, NV
Lacey D’Angelo, 24, a corporate buffet cook from Charlotte, NC
Paula Dasilva, 28, an executive sous chef from Coconut Creek, FL
Robert Hesse, 29, a sous chef from Quogue, NY

Source: FOX
(Image courtesy of FOX)