Last night on the Late Show with David Letterman, Eli Manning’s security blocked co-guest Sarah Michelle Gellar from approaching the New York Giants MVP backstage. All she wanted was an autograph… and a lock of his hair. Plus: Conan invited Madonna’s slackline walker “Andy Lewis†to perform some tricks from the Super Bowl; Dwayne “The Rock†Johnson cheered over 18-year-old Miranda Cosgrove’s recently single status; and Michelle Williams shared a tip for enduring the Oscars ceremony. Watch our compilation to see what you missed.