Lou Adler is a renowned record producer, songwriter, and film producer. He is best known for producing the classic albums of The Mamas & The Papas, Carole King, and Cheech & Chong. He also wrote the hit song 'California Dreamin'' and produced the cult classic film The Rocky Horror Picture Show. Adler has been inducted into the Rock and Roll Hall of Fame and has won numerous awards for his work in the music industry.