This Weekend in Box Office History: Marvel's Avengers Rewrite Record Books with Infinity War and Endgame; Fast Five Gets the Jump on Thor - Boxoffice

One need only to look back at the past two years for what are the most notable films to ever open on this weekend: the Avengers' conclusion of the Infinity Saga.

5 Box Office Records 'Avengers: Endgame' Has Broken

Avengers: Endgame” breaks box office records – The Tide

Avengers: Infinity War - Boxoffice

Avengers: Infinity War smashes global opening weekend box office record

Avengers: Infinity War - Boxoffice

Why Disney's Stock Dropped Despite 'Avengers: Endgame' Record-Breaking Box Office – The Hollywood Reporter

Avengers: Infinity War - Boxoffice

Guardians of the Galaxy (film), The JH Movie Collection's Official Wiki

Thor: Ragnarok - Wikipedia

Avengers Endgame Box Office: Can It Top Infinity War's Record Opening?

Box Office Rewind: A History of the Marvel Cinematic Universe (So Far) - Boxoffice

Avengers: Age of Ultron - Wikipedia

Boxoffice - April 2019