Martha Stewart says she learned from Snoop Dogg how to negotiate better.Denise Truscello/Getty Images for Caesars EntertainmentGood friends help each other get better business deals, just like Martha Stewart and Snoop Dogg.Stewart told The Wall Street Journal that she "learned how to negotiate even better than ever" from the rapper.They first met on "The Martha Stewart Show" in 2008, during which they made mashed potatoes together.Martha Stewart, 83, might have been America's first self-made female billionaire, but it doesn't mean that she can't learn a thing or two about doing business from her good friend, Snoop Dogg, 53.In an interview with The Wall Street Journal published on Monday, Stewart says she "learned how to negotiate even better than ever," thanks to guidance from the rap icon."We do a lot of work together, and I wait for him to negotiate the contract, then I go and follow him," Stewart told the Journal.The pair first met in 2008 while filming a segment on "The Martha Stewart Show," during which they made mashed potatoes together.