Pharrell Williams (The Voice (2011)); Priyanka Chopra (Quantico (2015)). Also: Loretta Lynn performs. ...

Tina Fey (Whiskey Tango Foxtrot (2016)); Rachel Maddow (The Rachel Maddow Show (2008)). Also: Santigold performs. ...

Tina Fey (Whiskey Tango Foxtrot (2016)); Rachel Maddow (The Rachel Maddow Show (2008)). Also: Santigold performs. ...

Margot Robbie (Whiskey Tango Foxtrot (2016)); Michael McKean (Better Call Saul (2015)); science demonstration with Kevin Delaney. Also: Jimmy Greene sits in with The Root ...

Margot Robbie (Whiskey Tango Foxtrot (2016)); Michael McKean (Better Call Saul (2015)); science demonstration with Kevin Delaney. Also: Jimmy Greene sits in with The Root ...

Steve Martin and Edie Brickell (Broadway musical Bright Star); Martin Freeman (Whiskey Tango Foxtrot (2016)). Also: The cast of Broadway's Bright Star performs. ...

Steve Martin and Edie Brickell (Broadway musical Bright Star); Martin Freeman (Whiskey Tango Foxtrot (2016)). Also: The cast of Broadway's Bright Star performs. ...

Nathan Lane (American Crime Story (2016)); Keri Russell (The Americans (2013)); Mary Lynn Rajskub performs stand-up. ...

Nathan Lane (American Crime Story (2016)); Keri Russell (The Americans (2013)); Mary Lynn Rajskub performs stand-up. ...

Gerard Butler (London Has Fallen (2016)); Jenny Slate (Zootopia (2016)). Also: The 1975 performs. ...

Gerard Butler (London Has Fallen (2016)); Jenny Slate (Zootopia (2016)). Also: The 1975 performs. ...

Taraji P. Henson (Empire (2015)); Mike Birbiglia (off-Broadway show Thank God for Jokes). Also: FKA Twigs performs. ...

Taraji P. Henson (Empire (2015)); Mike Birbiglia (off-Broadway show Thank God for Jokes). Also: FKA Twigs performs. ...

Kevin Spacey (House of Cards (2013)); philanthropists Bill Gates and Melinda Gates discuss their foundation's annual Gates Letter. Also: Kygo performs with Parson James. ...

Kevin Spacey (House of Cards (2013)); philanthropists Bill Gates and Melinda Gates discuss their foundation's annual Gates Letter. Also: Kygo performs with Parson James. ...

Taron Egerton and Hugh Jackman (Eddie the Eagle (2015)); Audra McDonald (Broadway musical Shuffle Along). Also: Daryl Hall and John Oates perform. ...

Taron Egerton and Hugh Jackman (Eddie the Eagle (2015)); Audra McDonald (Broadway musical Shuffle Along). Also: Daryl Hall and John Oates perform. ...

Los Angeles week concludes with Bryan Cranston (Trumbo (2015)) and Demi Lovato (album Confident). Also: The Weeknd performs with Ms. Lauryn Hill. ...

Los Angeles week concludes with Bryan Cranston (Trumbo (2015)) and Demi Lovato (album Confident). Also: The Weeknd performs with Ms. Lauryn Hill. ...

As Jimmy's week in Los Angeles continues, he welcomes producer Vince Vaughn (Undeniable with Joe Buck (2015)) and Ryan Seacrest (American Idol (2002)). Also: Dead and Com ...

As Jimmy's week in Los Angeles continues, he welcomes producer Vince Vaughn (Undeniable with Joe Buck (2015)) and Ryan Seacrest (American Idol (2002)). Also: Dead and Com ...

Los Angeles week continues with Jennifer Lopez (Shades of Blue (2016)) and Jay Leno (Jay Leno's Garage (2015)), who fills in as a last-minute replacement for Snoop Dogg. ...

Los Angeles week continues with Jennifer Lopez (Shades of Blue (2016)) and Jay Leno (Jay Leno's Garage (2015)), who fills in as a last-minute replacement for Snoop Dogg. ...

Jimmy begins a week in Los Angeles with Will Ferrell (Zoolander 2 (2016)) and Christina Aguilera (The Voice (2011)). Also: 2 Chainz and Lil' Wayne perform with The Roots ...

Jimmy begins a week in Los Angeles with Will Ferrell (Zoolander 2 (2016)) and Christina Aguilera (The Voice (2011)). Also: 2 Chainz and Lil' Wayne perform with The Roots ...

Kristen Wiig (Zoolander 2 (2016)); Bob Odenkirk (Better Call Saul (2015)). Also: Elle King performs. ...

Kristen Wiig (Zoolander 2 (2016)); Bob Odenkirk (Better Call Saul (2015)). Also: Elle King performs. ...

Penélope Cruz (Zoolander 2 (2016)); quarterback Peyton Manning of the Super Bowl champion Denver Broncos; Basketball Hall of Famer Magic Johnson. Also: Halsey performs ...

Penélope Cruz (Zoolander 2 (2016)); quarterback Peyton Manning of the Super Bowl champion Denver Broncos; Basketball Hall of Famer Magic Johnson. Also: Halsey performs ...

Ryan Reynolds (Deadpool (2016)); Katie Holmes (Touched with Fire (2015)). Also: Thomas Rhett performs. ...

Ryan Reynolds (Deadpool (2016)); Katie Holmes (Touched with Fire (2015)). Also: Thomas Rhett performs. ...

Ben Stiller (Zoolander 2 (2016)); Morena Baccarin (Deadpool (2016)); illusionist Dan White. ...