A RARE sketch from Frost on Sunday featuring Vincent Price splendidly playing it up with jokes, gags and puns as old as the hills, built around a theme of .\r \r Vincent Price was a guest on Frost On Sunday on 15th March 1970. He featured with Ronnie Barker and Ronnie Corbett in this sketch on advertising.\r \r \r \r \r \r \r \r