Easter Eggs and Hidden References in Shazam! Movie
18 Amazing, Well-Hidden Easter Eggs and DC References You Might Have Missed in Shazam!
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In case you weren't sure if the other DC superheros existed in the Shazam! universe, just take a gander at Freddy Freeman. Billy's foster brother has a seemingly endless collection of superhero-themed shirt and they mainly revolve around the members of the Justice League. His closet shout outs include Superman, Aquaman, and Batman.