Jimmy learns who the real leader of the Avengers is, talks with Chris Hemsworth about using a hammer around the house, and finds out what Mark Ruffalo’s kid thinks about his job. This clip features #Avengers cast members Robert Downey Jr., Chris Hemsworth, Mark Ruffalo, Chris Evans, Scarlett Johansson and Jeremy Renner.

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Jimmy Kimmel serves as host and executive producer of Emmywinning "Jimmy Kimmel Live," ABC's latenight talk show.

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Now in its thirteenth season, Kimmel's guests have included: Johnny Depp, Meryl Streep, Tom Cruise, Halle Berry, Harrison Ford, Jennifer Aniston, Will Ferrell, Katy Perry, Tom Hanks, Scarlett Johansson, Channing Tatum, George Clooney, Larry David, Charlize Theron, Mark Wahlberg, Kobe Bryant, Steve Carell, Hugh Jackman, Kristen Wiig, Jeff Bridges, Jennifer Garner, Ryan Gosling, Bryan Cranston, Jamie Foxx, Amy Poehler, Ben Affleck, Robert Downey Jr., Jake Gyllenhaal, Oprah, and unfortunately Matt Damon.

Who Leads the Avengers in Real Life?
   • Who Leads the Avengers in Real Life?