The Adventures of Gumby: 1960's Series

Mason Hornet: Pokey and Prickle are playing ball in the toyshop. Their play is interrupted dramatically by an intruding hornet. Goo is there and informs Gumby of the problem – the hornet encases everyone and everything in little yellow bricks. Only a hammer can free the victims. Goo finally persuades the hornet to repair the damage and free everybody by reversing its process.