At Princess Lolly's lavish 89th birthday bash, a stubborn jelly defies demands to jiggle, baffling bakers and guests with its unyielding stance amid royal ruckus. From tickles to trembles, frantic fixes flop until a tiny guest's clever crumbly coup convinces the confection to quiver just right. Horne's hilarious hues and Mitchell's merry mayhem make this a wobbly winner on whimsy and willpower for picky party pals.