LEGO 00-1 Weetabix Castle Set Parts Inventory and Instructions - LEGO Reference Guide
00-1 Weetabix Castle - Brickipedia, the LEGO Wiki
LEGO Weetabix promotions | Brickset: LEGO set guide and database
Lego 1484-1: Townhouses (1987) - released as a #Weetabix promotion (you could also create a Weetabix character with these bricks). | Lego, Lego city, Vintage lego
LEGO 90036 Weetabix shop Instructions, City
LEGO 00-2 Weetabix Promotional House Set Parts Inventory and Instructions - LEGO Reference Guide