Bollywood's black and white classics 1956 musical "Chori Chori" and 1962 releases "Dil Tera Deewana" and "Half Ticket" have been digitally restored and colourised to suit the younger generation's taste.

Digitally restored and colourised by Ultra Studio, movies are available on Ultra DVD.

"Ultra Studio has already restored more than 150 films for archival purposes and is also working on colourisation of some more films, " Sushil Kumar Agrawal, chief managing director, Ultra Group, said in a statement.

"Chori Chori", a romantic comedy, featured Raj Kapoor and Nargis, while "Half Ticket" saw Kishore Kumar's limitless craziness teamed with Madhubala's irresistible charm, and "Dil Tera Deewana" is a comedy starring Shammi Kapoor, Mala Sinha, Mehmood, Pran and Om Prakash.

Limited editions of the three films are now available in exclusive packaging.