Pizza King - 1999 is rated/received certificates of: Denmark:15 Singapore:PG
Samurai Pizza Cats - 1990 is rated/received certificates of: Australia:G New Zealand:G USA:TV-Y7
SpongeBob SquarePants - 1999 Pizza Delivery Home Sweet Pineapple 1-5 is rated/received certificates of: Australia:G Canada:PG (Season 1 DVD)
the answer is pizza
Originally, all of them love pizza.
Pizza noir - 2005 is rated/received certificates of: Australia:MA
Pizza Eli - 2008 is rated/received certificates of: Spain:T Spain:T
Pizza Maffia - 2011 is rated/received certificates of: Netherlands:12
Pizza - 2005 I is rated/received certificates of: USA:TV-14 (cable rating)
Pizza The Movie - 2004 is rated/received certificates of: USA:PG-13
Pizza Colonia - 1991 is rated/received certificates of: Germany:12 (f)
Pizza - 2000 is rated/received certificates of: Australia:MA (Season 5) (DVD rating)
Pizza King - 1999 is rated/received certificates of: Denmark:15 Singapore:PG
Pizza II Villa - 2013 is rated/received certificates of: India:U/A Singapore:PG
En pizza i Jordbro - 1994 TV is rated/received certificates of: Sweden:Btl
Fat Pizza - 2003 is rated/received certificates of: Australia:MA Australia:MA15+ (Foxtel) New Zealand:R16
Jonas - 2009 Pizza Girl 1-3 is rated/received certificates of: Australia:G