Friends was one of the most beloved shows of the 1990s. With the lovable cast of Rachel, Ross, Joey, Chandler, Phoebe, and Monica, it quickly became the most well-known show on TV. Most impressive was perhaps the number of guest stars and celebrity cameos the show managed to get over the years. Some of these famous faces went on to be way more successful than any of the main cast...
Did you know notice that superstar George Clooney twice made appearances on the hit TV show? It's true! Between filming episodes of ER, he managed to show up as a doctor in the other show! He even acted as a date for Rachel Green. What a dream couple!