Billy The Exterminator: Season 3: Billy The Exterminator 2 (Invasion Of The Giant Rats)
Episode name
Billy The Exterminator 2 (Invasion Of The Giant Rats)
Season number
Episode number
2
Invasion of the Giant Rats: It's a bloodbath when Billy saves a couple from dozens of giant concrete-eating rats that have invaded their home and chewed holes in the walls. (S3, ep 2)