Question: What do Andrew Stockdale and Marty Balin have in common?
Context: 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. "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". "Today" is a folk rock ballad written by Marty Balin and Paul Kantner from the band Jefferson Airplane.  It first appeared on their album "Surrealistic Pillow" with a live version later appearing on the expanded rerelease of "Bless Its Pointed Little Head".  Marty Balin said, "I wrote it to try to meet Tony Bennett.  He was recording in the next studio.  I admired him, so I thought I'd write him a song.  I never got to meet him, but the Airplane ended up doing it."  Jerry Garcia plays the simple, repetitive but poignant lead guitar riff on the song. 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. 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. Better Generation is Marty Balin's 1991 album and his first solo album since 1983.  The album was produced shortly after Jefferson Airplane's reunion album and tour, without any other members of Jefferson Airplane involved.  Balin's wife, Karen Deal, co-wrote a song on the album, and played keyboards on most tracks. "She Has Funny Cars" is a song by the band Jefferson Airplane.  It is a collaboration between vocalist Marty Balin (lyrics) and guitarist Jorma Kaukonen (music).  The song appeared as the opening track on their influential breakthrough album, "Surrealistic Pillow" - released in 1967.  The song discusses materialism in American society.  It has also been said that the song is about one of Spencer Dryden's girlfriend's "funny cars".  The song features Jack Casady on fuzz bass, and uses the famous "Bo Diddley Beat".  Marty Balin is singing the first part vocal with Grace Slick's contrasting second part. Spitfire is a 1976 album by the rock band Jefferson Starship.  Released a year after the chart-topping "Red Octopus", it quickly scaled the charts, peaking for six consecutive weeks at #3 in "Billboard" and attaining a RIAA platinum certification.  The album features writing contributions from members of singer Marty Balin's former band Bodacious DF, as well as Jesse Barish, who became one of Balin's frequent collaborators.  Stereo and quadraphonic mixes of the album were released.  "Song to the Sun" was included in the 1977 Laserock program. "Comin' Back to Me" is a folk rock song by the band Jefferson Airplane.  It was written by Marty Balin.  The song appeared on Jefferson Airplane's second album, "Surrealistic Pillow".  Marty Balin recalls that "the song was created while he indulged in some primo-grade marijuana given to him by blues singer Paul Butterfield."  After writing the song in one sitting, he immediately went to the studio to record his composition with any available musicians at the studio.  The song would later be covered by Rickie Lee Jones and Richie Havens. Marty Balin Greatest Hits is Marty Balin's 1999 album.  The first half of the album contains all-new recordings of songs that Marty had previously performed with Jefferson Airplane, Jefferson Starship, KBC Band, and during his solo career.  The second half of the album contains interviews with Balin about various subjects.
Answer: musician