Granny's Day is the 41st episode of Season 1.
Today, it’s Oggy’s Granny birthday. Being the little attentive grandson that he is, Oggy has prepared a present that, at the very least, is original: a cockroach hunt! The nice little granny turns out to be a real pro!Official Synopsis, 
The three cockroaches are doing something in the outside Joey feed Dee Dee a flower then Marky put the picnic blanket to eat and Joey and Marky ask Dee Dee to eat snacks. Dee Dee have idea its a basket but there is nothing in the basket Joey ask Dee Dee. Joey said where will get the food? Dee Dee said in my tummy and then Joey and Marky along with Dee Dee standing outside alone. Oggy gave her own cake and Oggy saw Joey and Marky putting food in the basket but did you know Joey was angry because Dee Dee ate all the food and leave him alone when Marky is putting a nice sausage and then Joey put a apple and Marky got stuck to his mouth with a sausage. Oggy gave her a gift. When she open the gift it was the picture of the cockroaches. and Oggy's grandmother found Joey and Marky and Oggy saw Joey and Marky are in trouble. Dee Dee was lying down in the picnic blanket and looking in the sky and saw his best friend but the flying bird ate him and then Dee Dee got stretching up and after that Oggy's grandmother cannot find the last one. But Oggy will catch it. But Dee Dee is in the table with many fruits there. but Joey and Marky is not here and Dee Dee climb to cockroach house and also is nothing here. He look in the bed but Oggy sees the cockroach room an there is nothing and Oggy is on the way to look Dee Dee but something of Dee Dee saw Joey and Marky's thing its a white shine stick for Joey to clean his teeth and he saw Marky's fork to scratch his back when his taking a bath. and Dee Dee know it and then Dee Dee saw Oggy's grandmother of Oggy the he found the way to look Joey and Marky but there is nothing in the cookie box and Dee Dee look the picture and finally Oggy's grandmother found it but Dee Dee cried that he is sorry for what he done and Dee Dee sitting in the floor and Oggy's grandmother will spank him but she didn't and Joey and Marky has to please her. but Joey give her a book of pictures and Oggy's grandmother heard the spank it was Oggy and this is the final Joey and Marky, Dee Dee and Oggy's grandmother are arrived in the bus and then the three cockroaches are friends again.
- ↑ Oggy and the Cockroaches - Granny's Day (S1E40) Full Episode in HD (published by OGGY on May 5, 2015, on YouTube. Accessed Sep 7, 2019.)