Leisure Suit Larry I: In the Land of the Lounge Lizards
The moose in Lefty's
Look at the moose in Lefty's bar to get a reference to King's Quest 3
Dial Sierra On-Line's number (209-683-6858) at the phone booth in front of the store to get a Leisure Suit Larry hintbook promo.
The Sierra assembly line
Walking in the alley at the left of Lefty's bar will kill Larry. Luckily for him, the Sierra crew is working around the clock to create new Larries (and Grahams and other game characters). It does restart the game though, so save before trying.