question: What do Andrew Stockdale and Marty Balin have in common?
answer: musician
context: Title: Last Flight (album)
  Passage: Last Flight is an authorized recording released in the United Kingdom, taken from the last live performance of the San Francisco rock group Jefferson Airplane prior to the band's dissolution in 1972.  The concert was held at the Winterland Arena in San Francisco, and selected tracks were released on the 1973 album "Thirty Seconds Over Winterland".  "Last Flight" consists of the entire concert with the exception of the encore, Marty Balin's "You Wear Your Dresses Too Short", previously released on the "Jefferson Airplane Loves You" box-set.  Balin sings lead vocals on "Volunteers" much to the surprise of the audience since he left the band in late 1970.
  Title: Marty Balin
  Passage: Marty Balin ( , born Martyn Jerel Buchwald; January 30, 1942) is an American singer, songwriter, and musician best known as the founder and one of the lead singers of Jefferson Airplane and Jefferson Starship.
  Title: Andrew Stockdale
  Passage: Andrew James Stockdale (born 20 July 1976) is an Australian rock musician, singer and songwriter best known as the lead vocalist, lead guitarist and only mainstay member of the rock band Wolfmother, which formed in 2000.  In 2007, alongside his Wolfmother bandmates, he won 'Songwriter of the Year' at the APRA Awards.  Aside from his work with Wolfmother, Stockdale was featured on the 2010 single "By the Sword" by Slash.
  Title: Hearts (song)
  Passage: "Hearts" is a song written by Jesse Barish and performed by Marty Balin.  It reached #8 on the "Billboard" Hot 100, #9 on the U.S. adult contemporary chart, and #20 on the U.S. rock chart in 1981.  The song was featured on his 1981 album, "Balin".
citations: Andrew Stockdale Marty Balin