7. Lost! / Squeak (S01E07)

Title: 7. Stranded! / Squeak Plot: Stranded! Stinky and Dirty find themselves disoriented in a dense fog, prompting them to rely on their other senses—smell and sound—to navigate their way back home. Squeak When Dirty starts making an annoying squeak that prevents him and his truck friends from sleeping, he teams up with Stinky to find a fix. Along their journey, they learn that while certain noises can be disruptive, others can actually promote restful sleep.