sentences:  Back at the flat, the Trotters discover that the dolls are uninflated sex dolls called Lusty Linda and Erotic Estelle.Del suggests that they take the dolls down to a man named Dirty Barry, who owns a sex shop.At a Chinese takeaway, Denzil watches "London Plus" and finds out that the dolls are filled with propane gas, which will explode if exposed to heat, and is suspected to have caused the destruction of the factory.