Up All Night “Hey Jealousy” – Don’t Panic, Chris

Up All Night  “Hey Jealousy” Episode 23 airs Thursday April 5 on NBC (9:30-10 p.m. ET). Episode Synopsis: With Reagan (Christina Applegate) working more closely with Luke (guest star Steven Pasquale), Chris (Will Arnett) starts  to show signs of jealousy, but it takes his buddy Reed’s (guest star Will Forte) bad advice to send him into a full-blown panic. Meanwhile, Ava (Maya Rudolph) is surprised to learn that her rival will be competing against her in a 10K run for charity and enlists the help of celebrity trainer Gideon Kirk (guest star Fred Armisen). Jennifer Hall also stars. Read More...  

'Up All Night': Stevie Nicks guest-stars, silences babies and dogs with a raised finger

Thanks to a line at the end of the first episode of "Up All Night," legendary songstress Stevie Nicks is guest-starring on the show Thursday (March 29). Ava (Maya Rudolph) tried to get Reagan (Christina Applegate) to come with her to Santa Barbara in the series premiere to get the Fleetwood Mac singer to appear on her talk show, but Reagan opted to stay home with her husband, Chris (Will Arnett), and baby, Amy.Nicks saw the episode and was touched by the mention. "I said we have to call these people and see if they actually want me to come and be on the show," Nicks says. See what else she has to say about her appearance in the clip below, and check out a sneak-peek clip of the episode (above), where she proves she does indeed have magical powers -- as a baby and dog whisperer.How excited are you to see Nicks on...