Robert Downey Jr. Supports Pal Will Arnett at 'Teen Titans' Screening

Will Arnett walks the red carpet in a black polo and jeans at the Moms screening of Teen Titans Go! To The Movies on Tuesday (July 10) in New York City.

The 48-year-old actor was in the Hamptons over the weekend for a screening of the animated film, where his buddy Robert Downey Jr. showed up for support.

Will hosted the screening at the UA East Hampton Theatre and an after party was held at The Palm.

Teen Titans, in theaters July 27, follows a villain’s maniacal plan for world domination, which sidetracks five teenage superheroes who dream of Hollywood stardom.