Question: What is the devoted fan base called of the singer who released Buffet Hotel?

Context paragraphs:
Atticus (band): Atticus (formed in 1995 in Knoxville, Tennessee) is a rock band noted for progressive compositions, complex harmonies, innovative cover art, and a small but loyally devoted fan base.  The band is named after the Atticus Finch character of "To Kill a Mockingbird", a novel by Harper Lee which won the Pulitzer Prize for Fiction in 1961, and commonly picturized in posters and T-shirts developed by various print companies and Express clothing line.  Atticus reunited with former Atticus guitarist Nick Swan for a special reunion show at the New City Cafe in Knoxville's Old City on July 16, 2005.  The band officially went on indefinite hiatus on June 7, 2006 to pursue other artistic endeavors, though several side projects are underway.

Tomcattin': Tomcattin<nowiki>'</nowiki> is the fourth studio album of Southern rock band Blackfoot, released in 1980.  The album features Shorty Medlocke on "Fox Chase", grandfather of Rickey Medlocke.  While the album did not spawn any hit singles, it was enough to keep the band's devoted fan base loyal and strong, it remains a popular staple in Blackfoot's catalogue.

Jimmy Buffett: James William Buffett (born December 25, 1946) is an American musician, songwriter, author, actor, and businessman.  He is best known for his music, which often portrays an "island escapism" lifestyle.  Together with his Coral Reefer Band, Buffett has recorded hit songs including "Margaritaville" (ranked 234th on the Recording Industry Association of America's list of "Songs of the Century") and "Come Monday".  He has a devoted base of fans known as "Parrotheads".

Crack the Sky: Crack the Sky is an American progressive rock band formed in Weirton, West Virginia in the early 1970s.  In 1975, "Rolling Stone" declared their first album "debut album of the year", and in 1978, "Rolling Stone Record Guide" compared them to Steely Dan; their first three albums charted on the Billboard 200.  The band has never achieved great success outside the Baltimore area.  Despite this, they continue to release albums and perform to a small but devoted fan base to this day.

Zygmunt Kałużyński: Zygmunt Kałużyński (11 December 1918 – 30 September 2004) was a Polish lawyer, film critic, promoter of cinema, erudite, long-time contributor of "Polityka" magazine and a TV personality.  His opinions were often controversial, with some even accusing him of doing harm to the Polish cinema industry.  Despite that, he enjoyed a devoted fan base.

Xanth: Xanth ( ) is a fantasy world created by author Piers Anthony for his "Xanth" series of novels, also known as "The Magic of Xanth".  Anthony originally intended for Xanth to be a trilogy, and after the success of the first three books expanded the series to nine books.  A devoted fan base persuaded the author to continue writing the series, which is now open-ended.

Roster McCabe: Roster McCabe was an American rock band noted for its tight, high energy dance shows, exploration of music across genres and devoted fan base.  Named by Billboard Magazine as one of "five up-and-coming jam bands that could draw audiences to the festivals of tomorrow", Roster has toured nationally and played over 550 gigs in the last four years.  The band's music blends elements of a wide variety of genres, including reggae, rock, funk, and jazz, although the band describes its sound as "Funky Reggae Dance Rock".  After the departure of founding member Drew Preiner, the band renamed themselves "Night Phoenix."  Night Phoenix (Steele, Mullenburg, Peterson, and Daum) played a handful of shows in the winter of 2013–2014, before breaking up in early-mid 2014.  Their final show was performed on May 10, 2014, and was held at The Popcorn in La Crosse, Wisconsin.

Buffet Hotel: Buffet Hotel is the twenty-seventh studio album by American singer-songwriter Jimmy Buffett, released on December 8, 2009.  On October 27, 2009, it was officially posted on the Margaritaville homepage as well on the Mailboat Records homepage.  It is the follow-up to "Take the Weather with You" (2006).

Doctor Who fandom: The long-running British science fiction television series Doctor Who has developed a very large, loyal and devoted fan base over the years.

The Frogs (band): The Frogs were an American rock music band founded in 1980, in Milwaukee, Wisconsin, by brothers Jimmy and Dennis Flemion.  The brothers mainly wrote and performed short, catchy pop songs, but they are also known for their improvised home recordings which are delivered in a comedic style, and often include controversial issues such as race, religion, and sexuality (notably homoeroticism).  A history of strife has hindered the band, although a devoted fan base that includes many well-known musicians has supported the group.

Supporting paragraphs: Buffet Hotel Jimmy Buffett
Answer: Parrotheads