Actress Keri Russell (The Americans); actress Pamela Adlon (Bob's Burgers and Milo Murphy's Law); Maddie Poppe performs; ...

TV hostess Samantha Bee; actor Dylan Minnette; Anderson Paak performs; ...

Actress Shailene Woodley (Adrift (2018)); TV host Jordan Klepper (The Opposition with Jordan Klepper (2017)); Blink 182 perform; ...

Actor Johnny Knoxville (Action Point); TV personality Jenna Dewan (World of Dance); Franz Ferdinand perform; ...

Actor Matthew McConaughey (White Boy Rick (2018)); actor Julian Dennison (Deadpool 2 (2018)); James Bay performs; ...

TV Host Ryan Seacrest (American Idol (2002) and Live with Kelly and Ryan (1988)); actress Gillian Jacobs (Life of the Party (2018)); Julia Michaels performs; ...

Actor Will Arnett (Show Dogs); actress Lilly Singh (Fahrenheit 451 (2018)); MGMT perform; ...

Actress Diane Keaton (Book Club); journalist Jim Acosta; Beach House perform; ...

Actor Donald Glover (Solo: A Star Wars Story and Atlanta); actress Molly Gordon (Life of the Party); Angelique Kidjo performs; ...

Actor Alden Ehrenreich (Solo: A Star Wars Story); director Ben Falcone (Life of the Party); 2 Chainz performs with YG and Offset; ...

Actor Woody Harrelson (Solo: A Star Wars Story (2018)); actress Sara Gilbert (Roseanne and The Talk); Bazzi performs; ...

Actress Melissa McCarthy (Life of the Party (2018)); singer Luke Bryan (American Idol (2002)); professional baseball player Cody Bellinger; ...

Actor Bill Hader; Sen. Cory Booker (D-N.J.); Rae Sremmurd perform; ...

Actor Mike Myers; actress Zazie Beetz; Sugarland perform; ...

Singer Miley Cyrus; Sen. Elizabeth Warren (D-Mass); ...

Actress Carol Burnett; journalist Jake Tapper; Keith Urban performs; ...

Actors Don Cheadle, Benedict Cumberbatch, Elizabeth Olsen and Winston Duke (Avengers: Infinity War (2018)); Morgan Wallen and Florida Georgia Line perform; ...

Actors Chris Hemsworth, Chadwick Boseman, Karen Gillan, Sebastian Stan, and Josh Brolin (Avengers: Infinity War (2018)); Middle Kids perform; ...

Actors Mark Ruffalo, Scarlett Johansson, Tom Hiddleston, Danai Gurira, and Dave Bautista (Avengers: Infinity War (2018)); Bleachers perform; ...

Actors Robert Downey Jr., Tom Holland, Zoe Saldana, Paul Bettany and Pom Klementieff (Avengers: Infinity War (2018)); A Perfect Circle perform; ...

Producer Shonda Rhimes, actors Kerry Washington, Guillermo Diaz, Darby Stanchfield, Katie Lowes, Tony Goldwyn, Jeff Perry, Joshua Malina, Bellamy Young, Scott Foley, Joe ...

Singer Gwen Stefani; actor Josh Holloway (Colony (2016)); Dierks Bentley performs; ...

Actor LL Cool J; professional soccer player Zlatan Ibrahimovic; Portugal. The Man perform; ...

Actor Rob Lowe (Super Troopers 2 (2018) and Code Black (2015)); actress Michelle Wolf (The Break with Michelle Wolf (2018)); Jorja Smith performs; ...

Actor Shia LaBeouf (Borg vs. McEnroe (2017)); actress Sandra Oh (Killing Eve (2018)); First Aid Kit perform. ...

Actress Anna Faris (Overboard and Mom); TV host Chris Hardwick (Talking Dead (2011)); The Regrettes perform; ...

Actress Eva Longoria (Overboard); comic Sebastian Maniscalco (Tag); Daniel Caesar performs with H.E.R. ...

Actress Zooey Deschanel (New Girl (2011)); Snoop Dogg talks and performs; ...

Seth Rogen, co-founder of Hilarity for Charity; actress Jaina Lee Ortiz (Station 19 (2018)); I'm With Her perform. ...

Actor John Cena (Blockers (2018)); Rep. Joe Kennedy III (D-Mass); Rozzi Crane performs; ...

Actor Dwayne Johnson (Rampage (2018) and Ballers (2015)); actor Ike Barinholtz (Blockers (2018)); Hayley Kiyoko performs; ...

Actor Jeffrey Dean Morgan (The Walking Dead (2010) and Rampage (2018)); actress Jenna Fischer (Splitting Up Together (2018)); Ashley McBryde performs; ...