"Under what?" "What?" "Well, he keeps saying 'Under, under, under!'" "That's French for 'One, two! One, two!'" "Oh, I see! And perhaps you could clear up one more little thing for me?" "Yes?" "WHAT THE FLIPPING HECK ARE WE DOING HERE?!"
Sooty, Sweep, Soo, and Scampi fancy a holiday to the Arctic to get away from the heatwave. The magic trap door has other ideas and transports the gang to a desert, where they become French legionaries.