Possible Clues:

• Tinseltown
• Gangster grabs lowly vagrant in star-studded area
• Cinematically brash and romantic
• Where stars may be left in sacred forest
• There's a place for tinsel as Christmas decoration, would you say?
• Christmasy area of L.A.
• Where Frankie goes and Buddy used to, say?
• Sunset Strip setting
• Student trapped in sacred court died in LA
• With 12-Down, locale of the 4-Down