When Eddie teaches Haggis to be more assertive, things soon get out of hand as the furry giant starts to throw his weight around. Meanwhile Fiend is reduced to a gibbering wreck, now that Haggis has taken his role as the bossy monster.

When Angela's new-found friends bail out of her first ever sleepover, the monsters are only too keen to step in for some girly fun. But her fickle friends decide to turn up after all, and Angela finds herself trying to keep the two sleepovers separate.