In show business , has guest appearance is the participation of an outsider performer (Such As a musician or actor ) in an event Such As a music record or concert , show , etc. When the performer does not belong to the regular cast, band or other performing group. In music, such an outside performer is often referred to as a guest artist .  In performance art , the terms guest star or guest star are also common, the celebrity. The latter is often credited as ” special guest star ” or ” special musical guest star ” by some production companies.
In pop music , guest appearances are often described with the words featuring , with , or and . It is abbreviated in credit lists as feat. , ft. , f / , f. .
In a television series , a guest star is an actor who appears in one or a few episodes.
In radio and television shows , a guest star is a guest of the show who is a celebrity.
Classical performance arts
Guest appearances have been known in the theater , ballet , and classical music for centuries, with guests both from home and abroad. The advent of air transportation has made this practice much more practical and global. 
In classical music, guest conductors are a common practice.
Guest artists should not be confused with touring groups, troops, orchestra, or even individual artists, although the distinction may be blurred. In the case of touring, their act is independent in itself, while the guest takes part in the act of the resident staff.
The duration of involvement of a guest artist can vary, from separate short-term acts with fees for fixed-rate contracts for multiple seasons.
In the early days of the pop music industry, the bands were relatively stable, and while guests were not uncommon, they were seldom given credits on album covers. For example, Eric Clapton was not credited for the release of ” While My Guitar Gently Weeps ” of the Beatles . 1954 UK Singles Chart by ” The Four Aces featuring Al Alberts ” with ” Three Coins In The Fountain ” at 5th place. Gradually guest appearances have become a fully credited staple of music industry. The music of the music is in the air , and this influenced rock musicians as well. 
To have a guest star we record the production coordinator must obtenir permission from the record label of the guest and make sour That proper credits are Delivered to the host record label to be printed on the album cover, Often in the form ” Artist name , courtesy of Record Label name. “The permission is not always granted and sometimes negotiates a long time. 
Reasons for guest appearances
A common reason for guest appearances is to draw attention to an act by a celebrity into it. And vice versa, in the fashion-driven environment of show industry older stars keep themselves in the limelight by associating themselves with emerging stars. 
In rap, mutual and multiple guest starring was recognized as a way to diversify the performance. 
In theater and ballet, guest appearances diversify actors and repertory and experience under different choreographers, and give more acting opportunities. Even for established stars Conversely, a guest star benefits the receiving troupe, bringing new inspiration and technique. Audience would welcome diversity, and theatrical business benefits as well: theater connoisseurs will come to see the same room with a new star. 
Commercialization of policy may also have negative consequences. Local theaters may limit the growth opportunities for their performers in favor of guests. Sometimes rehearsal times are inadequate to fully integrate the home and guest styles. Touring increases the physical load on an actor. It est aussi associated with multiple stress factors: from jet lag to close calls due to Unanticipated travel delays. 
With a television series, the appearance of a special guest star when the time of a series ” jumps the shark “; that is, a doomed attempt to reverse a decline in popularity. 
- Cameo appearance
- Guest character
- Guest host
- Jump up^ Chujoy, Anatole; Manchester, Phyllis Winifred (1967). “Guest Artist”. The Dance Encyclopedia . Simon & Schuster . p. 434.
- ^ Jump up to:a b Wool, Barry (January 7, 2008). “The Star Ballet as Guest Artist” . The New York Times .
- Jump up^ “UK Top 40 Hit Database” . Retrieved July 25, 2006 .
- ^ Jump up to:a b c d Edwards, Mark (November 22, 2007). “Find Gilt Voices by Association” . The Australian .
- Jump up^ Borg, Bobby (2003). The Musician’s Handbook: A Practical Guide to Understanding the Music Business . ISBN 0-8230-8357-8 .
- Jump up^ “Special Guest Star” . Jump the Shark . Retrieved October 21, 2008 .