During 1976, Gibb met with Vince Melouney and wrote two songs, "Let It Ride" and "Morning Rain", that were never recorded. In November 1977, the film "Saturday Night Fever" was released and its soundtrack became the best-selling soundtrack of all time. During 1977, Gibb co-wrote "Emotion", the song remains Samantha Sang's best-known hit. Gibb and Galuten wrote "Save Me, Save Me" originally recorded by the group Network and later covered by Frankie Valli, Dusty Springfield, Rare Earth, and Teri DeSario. The film "Sgt. Pepper's Lonely Hearts Club Band", featuring Gibb as Mark Henderson was shown in July 1978. Andy's third single, "Shadow Dancing", which was credited to all four Gibb brothers, was also a US No. 1 single. In 1978, Gibb wrote a title song to order for their manager Robert Stigwood's film and stage musical "Grease" and was later recorded by singer Frankie Valli and reached No. 1 in the US. The song contains guitar work by Peter Frampton. In February 1978, he provided background vocals for his composition "Ain't Nothing Gonna Keep Me From You" which featured Teri DeSario on vocals.