Pat Boone has sold 45 million records. He is also an author, philanthropist, and entrepreneur. Here's a sampling of his ventures:

Lamb & Lion Records: In the 1970s, Boone's Christian record label produced albums by the Pat Boone Family and such rock bands as DeGarmo & Key.

The Gold Label: Gold caters to older singers, including Jack Jones; Roger Williams, Pianist to the Presidents; and Boone's daughter, Debby Boone.

Zero Pollution Motors: Boone is a partner in the U.S. licensee of this French maker of compressed-air-powered cars. He has been lobbying U.S. mayors to buy the cars for government use.