Two And A Half Men: Season 4, Episode 9

4 - 9: Corey's Been Dead for an Hour

Charlie gets tired of Alan's mooching and reaches the breaking point during the brothers' double date; but it works out for the best (for Charlie, anyway) when he discovers Alan's secret $5000 hoard of money; Jake is left home alone for the first time but a horror film means it's Rose to the rescue. Title quotation from: Jake, while watching a horror film while home alone and yelling at a character.