1: Lopez Tonight Janet Jackson

2: Lopez Tonight Donald Elson, Kosta Trouva

3: Lopez Tonight Howie Mandel, Juliette Lewis

4: Lopez Tonight Denzel Washington, Hilary Duff

5: Lopez Tonight Tom Felton, Ne-Yo

6: Lopez Tonight David Arquette, Ashley Greene, Billy the Exterminator

7: Lopez Tonight Billy Bob Thornton, Kunal Nayyar, Ice Cube

8: Lopez Tonight Dwayne Johnson, Katie Cassidy

9: Lopez Tonight Jennifer Love Hewitt

10: Lopez Tonight Bill Cosby, Angela Kinsey, Atomic Tom

11: Lopez Tonight Charles Barkley, Brandy, Cee-Lo Green

12: Lopez Tonight Mario Lopez

13: Lopez Tonight Khloe Kardashian, Jo Frost, Nicki Minaj

14: Lopez Tonight Bob Saget, Nene Leakes, Keri Hilson

15: Lopez Tonight Alan Cumming, Chris D'Elia

16: Lopez Tonight Steve Harvey, the 88

17: Lopez Tonight Eric Stonestreet, J.B. Smoove, Dov Davidoff

18: Lopez Tonight Anna Faris, Apolo Anton Ohno, Natasha Bedingfield

19: Lopez Tonight Mila Kunis, Dr. Drew Pinsky, Chrisette Michele

20: Lopez Tonight Justin Timberlake, Stephen Dorff, Ciara

21: Lopez Tonight Xzibit, a performance from Cirque Du Soleil's "Mystere"

22: Lopez Tonight Gene Simmons, Scott Bakula, Bettye Lavette with the Ese Vatos

23: Lopez Tonight Ron Artest, will.i.am, Dean Cole

24: Lopez Tonight Jack Black, Hailee Steinfeld, Filter

25: Lopez Tonight Lauren Graham, Will Sasso, Plain White T's

26: Lopez Tonight Mary Lynn Rajskub, Maz Jobrani

27: Lopez Tonight El Debarge featuring Faith Evans, Michael Bearden & the Ese Vatos

28: Lopez Tonight David Duchovny, Kristen Schaal, Saving Abel

29: Lopez Tonight Seth Rogen, Ginnifer Goodwin, Sick Puppies

30: Lopez Tonight William H. Macy, Camille Grammer, Cali Swag District

31: Lopez Tonight Cameron Diaz, Jason Priestley, Luke Perry, Greg Fizsimmons

32: Lopez Tonight Bill Engvall, Johnny Weir, My Chemical Romance

33: Lopez Tonight Ashley Tisdale, Kevin Hart, Grace Potter & the Nocturnals

34: Lopez Tonight Vanessa Williams, Shorty Rossi

35: Lopez Tonight Jason Statham, Busy Philipps, Wiz Khalifa

36: Lopez Tonight Jennifer Love Hewitt, Guy Fieri

37: Lopez Tonight Kristen Bell, Jake Johnson, Slash

38: Lopez Tonight DeSean Jackson, the Thermals

39: Lopez Tonight Mindy Kaling, Derek Fisher, Jasper Redd, Arturo Sandoval

40: Lopez Tonight Billy Gardell, Rachel Bilson, OK Go

41: Lopez Tonight Jamie Foxx, Aubrey Plaza

42: Lopez Tonight Channing Tatum, Margaret Cho, 50 Cent with Governor

43: Lopez Tonight Joan Rivers, Greg Jennings, Baron Vaughn

44: Lopez Tonight Brad Womack, Taylor Momsen, the Pretty Reckless

45: Lopez Tonight R. Kelly, Paul Wesley, James Loney, Bobby Castillo, Tommy Davis, Kenny Landreaux, Rudy Law, Steve Lyons, Don Mattingly

46: Lopez Tonight Justin Bieber, Far East Movement

47: Lopez Tonight Liam Neeson, a performance by the Broadway cast of "Rock of Ages"

48: Lopez Tonight 200th Episode - Jenni "JWoww" Farley, Jim Jefferies

49: Lopez Tonight Amar'e Stoudemire, Kate Gosselin, Sebastian Maniscaclo

50: Lopez Tonight Martin Lawrence, Jared Leto, 30 Seconds to Mars

51: Lopez Tonight Forest Whitaker, Jessica Lucas, Bobby V & Bobby Brown

52: Lopez Tonight Jason Biggs, Anne Heche

53: Lopez Tonight Owen Wilson, Aly Michalka, Terry Fator

54: Lopez Tonight Cheryl Burke, Brandon T. Jackson, John Popper & the Duskray Troubadours

55: Lopez Tonight Ron Artest, DJ Pauly D, Michelle Rodriguez, Future Funk

56: Lopez Tonight Topher Grace, Scott Disick, Cake

57: Lopez Tonight Forest Whitaker, Donald Glover, Steel Train

58: Lopez Tonight Aaron Eckhart, Malin Akerman, Eric Andre

59: Lopez Tonight Curtis Stone, Lupe Fiasco

60: Lopez Tonight Pee-wee Herman, Emanuelle Chriqui

61: Lopez Tonight Mike Tyson, Emmy Rossum, 30 Seconds to Mars

62: Lopez Tonight Jim Rome, Boney James

63: Lopez Tonight Matthew McConaughey, Micky Ward, Ron Artest featuring George Lopez, Fat Joe, B Real, Lenny and Max from Aventura and Taz

65: Lopez Tonight Bethenny Frankel, D.L. Hughley, Seether

66: Lopez Tonight Vanessa Hudgens, Sergio Mendes

67: Lopez Tonight Larry King, Brent Weinbach

68: Lopez Tonight Snoop Dogg, Brittany Snow

69: Lopez Tonight Lil Jon, Panic! At The Disco

70: Lopez Tonight Drew Carey, Sarah Shahi, Quinn Dahle

71: Lopez Tonight Lisa Lampanelli

72: Lopez Tonight Danny McBride, Camilla Luddington, Avril Lavigne

124: Lopez Tonight Kathy Griffin, Tom Felton