The United States men's national soccer team takes on Belgium Tuesday in the World Cup's round of 16. Throughout the World Cup, numerous celebrities have been spotted in Brazil to partake in the festivities.
Indianapolis Colts quarterback Andrew Luck wasn't about to miss out.
UPDATE: Shortly after the match started, Luck was spotted in the crowd sitting with former Stanford teammate and current Steelers offensive lineman David DeCastro. Luck looks to be enjoying himself.