Gary is very depressed as his one time fling with Anna quickly develops into some sort of psuedo marriage. Here's a shot of Anna coming to Gary's work, bringing him lunch.
Poor lovable Dennis shows up at Gary's with a six pack of beers and is shocked to find his little sister, Anna, locking lips with his best friend Gary.
Sure Gary tries to resist Dennis' little sister, Anna, kissing him, but when a hot, younger girl shows up at your house in a little skirt, what choice does a man have?