When Mrs. Bender was chasing Rick around the island table, he knocks down a cup of straws. In the next cut, the cup is right side up, but nobody had cleaned them up.
At the end when Nina (Selena Gomez) faces Rick, after the feathers have floated down on all, the one caught in Nina's (her left side) hair, changes position and 'lodging' between each's reverse shot view (from that when shot from her behind view to Nat, and her face on view.)