When a prehistoric Sponge is unfrozen, he causes chaos all over town - and only SpongeBob can communicate with him! When a flock ..When a prehistoric Sponge is unfrozen, he causes chaos all over town - and only SpongeBob can communicate with him! When a flock of clams descend on Bikini Bottom, SpongeBob has to get them out before they ruin the whole town!详情