Rusty's Bubble Trouble; Rusty's Runaway Sub

Rusty's Bubble Trouble; Rusty's Runaway Sub

Available on SkyShowtime, Prime Video
S2 E21: Rusty and Ruby must a find a way to pop the megabubbles that have scooped up Bytes and Mrs. Rivets before they float up into space; Liam and Emily accidentally set the Rivet Sub on a course out to sea with the two kids inside.