Source: Robert Downey, Jr.
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The untitled fourth Avengers movie is currently in production and a couple of familiar faces joined Tony Stark (Robert Downey, Jr.) on set today. Downey shared a behind-the-scenes photo on Instagram today, confirming the presence of Pepper Potts (Gwyneth Paltrow) and Happy Hogan (Jon Favreau).

This trio, which Downey dubbed the “Infinity Trinity,” has been together since the Marvel Cinematic Universe was officially born in Iron Man (2008). It only makes sense that they would come together for Untitled Avengers, which has been billed as the culmination of the a 22-movie narrative. Downey’s clever wordplay, however, could point to a different film.

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