The film also stars Steve Carell, Jennifer Garner, Dylan Minnette and Kerris Dorsey as Alexander's family. It's directed by Miguel Arteta and is based on the award-winning children's book by Judith Viorst.
In the clips below, we get the perspective of Alexander's brother Anthony (Minnette), who starts his day out #blessed before his life suddenly goes south.
Alexander and the Terrrible, Horrible, No Good, Very Bad Day opens in U.S. theaters on October 10.
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