Will Ferrell joins Billy for "Would Drew Barrymore Like That?" and "Scream for an American Girl Doll"; Billy heads to Madison Square Park for a game of "Jennifer Who?"

Games include: "Train song or mommy blog", "Chris Brown or Serial Killer" and "Quizzed in the Face".

Andy Cohen takes the streets of New York with Billy for a special game of "New Year's Eve or Deformed"; Billy also plays "Where in the World is Rianna's Rihgina" and a special edition of "Lesbian Lightning Round."

Rachel Dratch joins Billy; games Include: "Julia Roberts-Themed Obstacle Course", "Would you Masturbate To Them?", and "Weekend at Bernies or Django Unchained".

Nas and Ashley Benson join Billy; games Include: "Pretty or Liar", Media Mogul or Rabbi", and "Quizzed in the Face".

Zachary Quinto and Julie Klausner join Billy; games Include: "Quizzed in the Face", "For a Dollar", "It Gets Better or Better Off Ted", "Billy"s Fashion Review", and "Its Spock! Do You Care?"

Rashida Jones and Maya Rudolph join Billy; games Include: "Their Bodies, Themselves", "Tyler Perry Movie Quote or Applebees"

Debra Messing and Christian Borle join Billy; games Include: "Katharine McPhee or Nanny McPhee?", "Lil' Quizzed in the Face", "Smash or Great Gatsby", "For a Dollar", and "It's Debra Messing, You Gays!"

P!nk joins Billy; games Include: "Who Dat?", "Quizzed in the Face", "For a Dollar", "Pink, Meryl Streep, or Who Cares?", "The Price feels so Right", and "This or Talk to Mario Lopez".

Billy takes the streets with Hank Azaria, where they play "Kathy Bates or Gargamel" and "Charlize, Tyrese, or Denise?"; he also plays "Gay or Not a Gay?" and "Feminine Product or ABC Family Show?"

Billy takes to the streets with Kristen Johnston. Games include: "For a dollar", "Meredith Baxter Birney" and "Joseph Gordon-Levitt Pursuit". Other Segments: "Nicole Kidman Rally" and "Moments Never Seen".