Random House is suing rap impresario Sean Combs, also known as P. Diddy, for $300,000 to recover an advance payment for an autobiography that was never delivered, the publisher said on Tuesday. "Random House has seldom resorted to a legal course of action with its prospective authors who don't write the books we have contracted for, but Mr. Sean Combs has left us no choice," spokesman Tom Perry said in a statement.document.write(unescape('\04564%6F%63um\145%6Et.%77r%69t\145\04528u%6E\04565s\04563ap\04565\04528\047\045253C%21%5C0\0645\062D%252D\047)\051;