All The Best: Fun Begins is a Bollywood comedy film directed by Rohit Shetty, and starring Ajay Devgan, Sanjay Dutt, Fardeen Khan, Bipasha Basu, Johny Lever, Sanjay Mishra and Mugdha Godse. The film was released on 16 October 2009, and received positive response from critics.
The plot is loosely based on Marathi comedy play Pati Sagle Uchapati which itself is based on the English comedy play Right Bed Wrong Husband. The English play has been an inspiration for Tamil films- Veettuku Veedu and Vishwanathan Ramamoorthy as well as Kannada films- Galate Samsara and Housefull.
