What a Lousy Day! is the 33rd episode of Season 4.
Oggy is in the attic and wears his cowboy hat, unaware that 3 lice are in his hair. Oggy starts scratching his head and lends his comb to Jack who lends it to Bob and the three of them start scratching their heads. Olivia sees this and tries to clean their hair. Meanwhile she had an idea. She let Joey and his gang remove all the fleas. BUT it was revealed that it was already in Olivia.Official Synopsis, 
- ↑ Oggy and the Cockroaches - What a Lousy Day! (S4E33) Full Episode in HD (published by OGGY on May 31, 2016, on YouTube. Accessed Oct 31, 2019.)