This must be the George W. Bush and Laura Bush story, the two cocaine whores.
http://www.imdb.com/title/tt0094783
IMDb
The Internet Movie Database
The Boost (1988)
Lenny Brown moves to California to find his fortune in tax shelter investments. When the federal government changes the tax laws, poor Lenny finds himself $700,000 in hock with nowhere to turn. His friend, Joel, introduces him to cocaine to give Lenny that needed "boost". What ensues next is a descent into drug addiction and insanity as Lenny tries to regain control of his life, all the while needing that extra "boost".
Release Date: 23 December 1988 (USA)