When Dez is pouring the sand from his shoe, the tube carrying the sand from his backpack is clearly visible under his arm.
While attempting to go after the Alphabet Bandit who stole the Piano in the cage Ally and Trish trapped themselves into, they're unable to get through the door to to the size of the cage. Yet after Austin manages to catch the thief upon exiting the piano that he'd been sleeping in upon noticing it moving, Ally and Trish somehow managed to get out of Sonic Boom while still trapped in the large cage.