Question: Both The Devil and Daniel Johnston and Anvil! The Story of Anvil are films about what type of people?

Context paragraphs:
Fear Yourself: Fear Yourself is a 2003 album by Daniel Johnston.  It's his 15th album and is produced by Mark Linkous of Sparklehorse.  It includes an 8-page booklet with exclusive Daniel Johnston drawings.

Retired Boxer: Retired Boxer is the seventh self-released music cassette album by singer-songwriter Daniel Johnston, recorded in 1984.  His song "True Love Will Find You in the End" has become one of his best-known songs, covered by many other artists, beginning with The Reivers in 1987 (and later included on the 2002 reissue of their album "Saturday").  Beck recorded a cover of the song which appeared on the Daniel Johnston tribute album, "".  Wilco also recorded a version of this song as a B-Side to their 1999 song "A Shot In The Arm".  Basia Bulat has performed the song frequently in concert.  Matthew Good recorded a version of the same song for his 2007 album "Hospital Music", as well as Mates of State on their 2010 album Crushes (The Covers Mixtape).  The song was also used in a 2012 commercial for a men's hair care product.

Rod Webber: Rod Webber is an American musician, filmmaker and actor.  Though, in his early music career he shared the stage with anti-folk acts Daniel Johnston ("The Devil and Daniel Johnston") and Kimya Dawson, (former Moldy Peaches) Webber is probably best known for his improvisational films and documentaries, many of which were created using Webber's personal manifesto which is sited in various publications about the filmmaker.

Gabriel Sunday: Gabriel Sunday (born October 18, 1985) is an American actor and director, best known for portraying Archibald Holden Buster Williams in the teen comedy-drama film Archie's Final Project, and for directing and starring in the Daniel Johnston short film 'Hi How Are You Daniel Johnston', as '1983 Daniel Johnston' alongside his modern day, real life counterpart.

Space Ducks: Space Ducks: Soundtrack is a compilation album by American recording artist Daniel Johnston.  It was released on Daniel Johnston's Eternal Yip Eye Label in 2012, with a later, longer version released on Feraltone in 2013.  It was inspired by Johnston's comic Space Ducks: An Infinite Comic Book of Musical Greatness.  Its also features songs from Unknown Mortal Orchestra, Eleanor Friedberger, Deer Tick, Fruit Bats, and Lavender Diamond.

Sarah Bush Lincoln: Sarah Bush Lincoln (December 13, 1788 – April 12, 1869) was the second wife of Thomas Lincoln and stepmother of President of the United States Abraham Lincoln.  She was born in Kentucky, to Christopher and Hannah Bush.  She married her first husband, Daniel Johnston, in 1806, and they had three children.  Daniel Johnston died in 1816, and in 1819, she married Thomas Lincoln, joining his family with her three children.

Anvil! The Story of Anvil: Anvil!  The Story of Anvil is a 2008 rockumentary film about the Canadian heavy metal band Anvil.  The film is directed by screenwriter Sacha Gervasi, in his directorial debut, and features interviews with other musicians who have been influenced by the band, including Slash, Tom Araya, Lemmy, Scott Ian, and Lars Ulrich.

The Devil and Daniel Johnston: The Devil and Daniel Johnston is a 2005 documentary film about the noted American musician Daniel Johnston.  It chronicles Johnston's life from childhood up to the present, with an emphasis on his experiences with bipolar disorder, and how it manifested itself in demonic self-obsession.  The film was directed by Jeff Feuerzeig and produced by Henry S. Rosenthal.

Jeff Feuerzeig: Jeff Feuerzeig (born 1964) is an American film director and screenwriter best known for "The Devil and Daniel Johnston", his profile of cult musician and outsider artist Daniel Johnston, for which he was awarded the Directing prize for Documentary at the 2005 Sundance Film Festival and which was released theatrically in March 2006 by Sony Pictures Classics.

It's Spooky: It's Spooky is a collaboration album by musicians Daniel Johnston and Jad Fair, of the band Half Japanese.  It was first released in 1989 on 50 Skidillion Watts Records, under the title Jad Fair and Daniel Johnston.  It was re-issued on CD in 1993 on Paperhouse (PAPCD 019).  The album originally featured 25 songs (in its cassette version--fewer songs on the simultaneous LP), and a further six tracks were added for a re-release in 2001.  The 2001 re-issue also features, as an enhanced CD bonus, video footage of Daniel Johnston performing a version of his song "Don't Play Cards with Satan".

Supporting paragraphs: The Devil and Daniel Johnston Anvil! The Story of Anvil
Answer: musician