Taking Care of Business is a film comedy made in 1990 starring James Belushi and Charles Grodin. It was directed by Arthur Hiller.
The film was released in the UK under the title Filofax.
A convicted car thief and diehard Chicago Cubs fan, Jimmy Dworski (Belushi) wins tickets to the World Series. Unfortunately, he still has a couple of days left to serve in prison and the warden (Héctor Elizondo) won't let him leave and come back. With the help of other inmates, Jimmy stages a riot so he can sneak out of prison to see the game. On the way, he finds the filofax of uptight and spineless yuppie advertising executive Spencer Barnes (Grodin), which promises a reward if it is found.
Over the next day, Jimmy takes on Barnes' identity —- staying in the Malibu beach house of Spencer's boss, flirting with the boss's daughter, even taking a meeting with a powerful Japanese food company magnate named Sakamoto(Mako). The fake "Spencer"'s unorthodox methods, such as beating the magnate at tennis and telling him about the poor quality of his food products, gets the attention of the taken aback Sakamoto. However his unconventional negotiations with the food company insults some of the executives,