Robert Downey Jr. Joins Captain America 3! – http://buff.ly/Zq1vuW October 14, 2014 | Posted in Shared | No comments Robert Downey Jr. Joins Captain America 3! – http://buff.ly/Zq1vuW Contributed by: LobbycastGeoff on October 14, 2014.Last revised by: Tagged: Buffer, IFTTT