Celeb endorsements of products have a long, rich history. But there were two strong reasons why Ringo Starr's ad for Pizza Hut was a head-scratcher.

Pizza Hut is slicing out a venue that has long been a favorite place for its commercials, exiting the hours ahead of the Super Bowl, where it has spent years running commercials urging people to order ...

Former Soviet leader Mikhail Gorbachev might be best-known for his policies of glasnost and perestroika—or openness and restructuring—often credited with contributing to the end of the Cold War and ...