What Happens in Vegas - 2008 was released on:
UK: 22 April 2008 (London) (premiere)
USA: 1 May 2008 (Westwood, California) (premiere)
Belgium: 7 May 2008
Colombia: 7 May 2008
Egypt: 7 May 2008
France: 7 May 2008
Indonesia: 7 May 2008
Philippines: 7 May 2008
Switzerland: 7 May 2008 (French speaking region)
Australia: 8 May 2008
Germany: 8 May 2008
Hong Kong: 8 May 2008
Hungary: 8 May 2008
Israel: 8 May 2008
Malaysia: 8 May 2008
Netherlands: 8 May 2008
Portugal: 8 May 2008
Russia: 8 May 2008
Singapore: 8 May 2008
Switzerland: 8 May 2008 (German speaking region)
Thailand: 8 May 2008
Ukraine: 8 May 2008
Austria: 9 May 2008
Canada: 9 May 2008
Denmark: 9 May 2008
Estonia: 9 May 2008
Finland: 9 May 2008
Iceland: 9 May 2008
Ireland: 9 May 2008
Italy: 9 May 2008
Norway: 9 May 2008
Poland: 9 May 2008
Spain: 9 May 2008
Sweden: 9 May 2008
Turkey: 9 May 2008
UK: 9 May 2008
USA: 9 May 2008
Uruguay: 9 May 2008
Argentina: 15 May 2008
Czech Republic: 15 May 2008
Greece: 15 May 2008
Serbia: 15 May 2008
Romania: 29 May 2008
South Korea: 29 May 2008
Mexico: 30 May 2008
Panama: 30 May 2008
Venezuela: 12 June 2008
Brazil: 27 June 2008
Japan: 5 August 2008 (Tokyo) (premiere)
Japan: 13 August 2008 (limited)
Japan: 16 August 2008
India: 5 September 2008
Vegas Revolution - 2008 was released on: USA: 13 November 2008
Kiss Over Vegas - 2008 was released on: USA: 31 December 2008 (Las Vegas, Nevada)
28 Days to Vegas - 2008 was released on: USA: 6 March 2008 (limited)
Vegas Confessions - 2008 1-1 was released on: USA: 22 August 2008
Vegas Confessions - 2008 1-2 was released on: USA: 22 August 2008
Vegas Confessions - 2008 1-3 was released on: USA: 9 October 2008
Vegas Confessions - 2008 1-4 was released on: USA: 16 October 2008
Vegas Confessions - 2008 1-5 was released on: USA: 23 February 2008
Vegas Confessions - 2008 1-6 was released on: USA: 30 October 2008
Vegas Confessions - 2008 1-7 was released on: USA: 6 November 2008
Vegas Confessions - 2008 1-8 was released on: USA: 13 November 2008
Vegas Confessions - 2008 1-9 was released on: USA: 20 November 2008