David Rokeach has been working primarily in the San Francisco and Los Angeles areas for more than 30 years.
 David toured nationally and internationally with Ray Charles from 1990 to 1991.
 This included concert videos and many television appearances, including an appearance on "The Tonight Show Starring Johnny Carson" and the Doc Severinsen Orchestra.
 In recent years he has performed/recorded with Patti LaBelle, Aaron Neville, Mavis Staples, Lou Rawls, Grammy winner Joe Henderson, "Down Beat" Poll winner Mark Murphy, Bluesman Charlie Musselwhite, The George Brooks-Zakir Hussain Group, Wilson Pickett, Linda Tillery, Steve Miller, Joe Satriani, Joyce Cooling, Maria Muldaur, Calvin Keys, Barry Finnerty, Merl Saunders, David Grisman, Melvin Seals, The Rubinoos, The Family Stone Experience, Louis Bellson, Wayne Wallace, The Nelson Riddle Orchestra, Paula West, Brazilian master Marcos Silva, Bluegrass Grammy winner Alison Brown, Ernestine Anderson, Oscar Brown Jr., award-winning trumpeter Ingrid Jensen, acclaimed composer and Grammy winner, Maria Schneider, composer and pianist Brian Kelly, and many more.
Dancin' On Air was a 1980s television dance music reality show, forerunner of the TV show "Dance Party USA".
 Both shows were produced and created by Michael Nise and his father Frank.
 The show started with US$100,000 from a small group of investors that included "The Tonight Show Band" leader Doc Severinsen.
 The program earned a 128% return on investment (ROI) within the first six months.
 "Dancin' On Air" was produced at WPHL Channel 17 studios in Philadelphia Pa.
Carl Hilding "Doc" Severinsen (born July 7, 1927) is an American pop and jazz trumpeter.
 He is best known for leading the NBC Orchestra on "The Tonight Show Starring Johnny Carson".
Thomas Penn "Tommy" Newsom (February 25, 1929 – April 28, 2007) was a saxophone player in the NBC Orchestra on "The Tonight Show Starring Johnny Carson", for which he later became assistant director.
 Newsom was frequently the band's substitute director, whenever Doc Severinsen was away from the show or filling in for announcer Ed McMahon.
 Nicknamed "Mr. Excitement" as an ironic take on his low-keyed, often dour persona, he was often a foil for Johnny Carson's humor.
 His brown or blue suits were a marked contrast to Severinsen's flashy stage clothing.
Blaire Reinhard is a singer, pianist, and songwriter from Morristown, New Jersey.
 She is the granddaughter of trumpet player and Tonight Show bandleader Doc Severinsen.
 On September 7, 2012, her single "No Nothing" with Curtis & Reinhard reached #92 on the iTunes US Pop Music Chart.
Frank Proto is an American composer and bassist.
 Proto was born on July 18, 1941, in Brooklyn, New York.
 He was a double bass student of Fred Zimmermann and David Walter.
 He is a graduate of the Manhattan School of Music in 1966 with a Master of Music.
 A self-taught composer, Proto has played and composed for a wide range of ensembles and soloists including Dave Brubeck, Eddie Daniels, Duke Ellington, Cleo Laine, Sherrill Milnes, Gerry Mulligan, Roberta Peters, Francois Rabbath, Ruggiero Ricci, Doc Severinsen and Richard Stoltzman.
Alan Chesnovitz, also known as Alan Chez and Al Chez, (born July 7, 1961) is an American musician who was the principal trumpet and flugelhorn player on the CBS Orchestra for the Late Show with David Letterman until he left in July 2012.
 Alan Chez joined the CBS Orchestra on February 3, 1997, after years of sitting in on trumpet and flugelhorn with Paul Shaffer on "Late Night with David Letterman" and the "Late Show".
 ALAN's 3214 shows on NETWORK TV ranks him 2nd all time to Doc Severinsen as longest running Network trumpet player.
Edwin Thomas Shaughnessy (January 29, 1929 – May 24, 2013) was a swing music and jazz drummer best known for his long association with Doc Severinsen and The Tonight Show Band on "The Tonight Show Starring Johnny Carson".
"The Tonight Show" Band is the house band which plays on the American television variety show "The Tonight Show".
 From 1962 to the 1990s, during the years the show was known as "The Tonight Show Starring Johnny Carson", the band was a 17-piece big band, and was an important outlet for jazz on American television.
 During the Carson era, the band was always billed as "The NBC Orchestra" (not to be confused with the NBC Symphony Orchestra) and sometimes "Doc Severinsen and the NBC Orchestra".
 The current Tonight Show Band is Philadelphia-native hip hop band The Roots under the tenancy of Jimmy Fallon.
The Tonight Show Band with Doc Severinsen is an album that won the Grammy Award for Best Large Jazz Ensemble Performance in 1986.
 The album consists of big band songs arranged by Tommy Newsom, Bill Holman, and Dick Lieb performed by members of the band from "The Tonight Show" with Johnny Carson.
 The band is conducted by trumpeter Doc Severinsen.

Question: David Rokeach and Doc Severinsen both appeared on which television show?
Answer: The Tonight Show Starring Johnny Carson