Big Time Rush (also known as BTR) was an American boy band pop group formed in 2009.
 The group consisted of Kendall Schmidt, James Maslow, Logan Henderson, and Carlos Pena, Jr. The group starred in Nickelodeon's television series "Big Time Rush" and signed to a record deal with Nick Records simultaneously with the television series, and then the group was eventually signed to Columbia Records.
 The show ran from November 28, 2009 to July 25, 2013.
 The pilot episode featured the group's first promotional single, "Big Time Rush".
 They have released three studio albums which all achieved success.
 The band stopped performing in 2014.
Heffron Drive is an American dance rock and pop rock duo formed by Kendall Schmidt and Dustin Belt, both originally from Kansas.
 It was originally formed in 2008 after Kendall and Dustin met each other by chance and realized they lived on the same street, Heffron Drive, Burbank, California.
 After a brief stint as a band together when Kendall was 17 and Dustin was 20, Kendall joined Big Time Rush and Dustin played as the touring guitarist.
Kendall Francis Schmidt (born November 2, 1990) is an American actor, pop rock singer-songwriter and music producer.
 He is best known for playing Kendall Knight in "Big Time Rush", participating in a boy band with the same name, and playing small roles on several TV shows such as "ER", "Without a Trace", "Phil of the Future", "Ghost Whisperer", "Gilmore Girls", and "Frasier".
 Schmidt's first single with Heffron Drive, "Parallel," was released in March 2014 through his very own record label TOLBooth Records.
Get Down Tonight: The Disco Explosion was a 2004 musical documentary special which aired on PBS.
 The special featured Irene Cara, KC & The Sunshine Band, Yvonne Elliman, The Hues Corporation, Peaches & Herb, Karen Lynn Gorney, A Taste of Honey, Rob Parissi of Wild Cherry, Leo Sayer, Deney Terrio, Frankie Valli, Martha Wash, Barry Williams, Norma Jean Wright and Felton Pilate.
 It was directed by T.J. Lubinsky, and produced by Jerry Blavat, Henry J. DeLuca, Cousin Brucie Morrow and Lubinsky.
 One of the associate producers was Marty Angelo.
Lovers Make Liars is an American Pop/Rock group formed in 2006 most well known for having been the first band of Kendall Schmidt - later known for pop group and TV show Big Time Rush (band).
 The band was started by Tordy Jack, Jordan Meckley, Vanand Sinanian, Sean Kreisberg and original vocalist Ron Beem.
 Meckley, Jack and Sinanian were the primary songwriters.
 Beem left the band in Spring of '08 and Kendall joined and had a short stint as the lead vocalist where they played various gigs such as the Vans Warped Tour in Summer of '08.
 Schmidt dropped out to audition for BTR and was replaced by Jason Translateur.
 They then released a single on iTunes late '08 titled "Pillow Talk".
Big Time Christmas is a 2010 teen made-for-television film based on the Nickelodeon TV series "Big Time Rush".
 It has also been broadcast divided in two parts that serve as the third film of the series film franchise of "Big Time Rush" and the season two eighth and ninth episodes of the series.
 It stars Kendall Schmidt, James Maslow, Carlos Pena Jr. and Logan Henderson as Big Time Rush and also Miranda Cosgrove, Snoop Dogg, Tanya Chisholm and Stephen Kramer Glickman.
 It aired December 4, 2010.
Robert "Rob" Parissi is an American singer, songwriter and guitarist, perhaps best known as frontman for the American funk group Wild Cherry, best known for their 1976 Parissi-penned chart-topper "Play That Funky Music".
 He was born in 1950 and raised in the steel mill town of Mingo Junction, Ohio.
 He graduated from Mingo High School in 1968.
 Rob formed the band Wild Cherry in 1970 in Steubenville, Ohio, one mile north of Mingo Junction along the Ohio River.
 The band played the Ohio Valley region, Wheeling, West Virginia and the rest of the Northern West Virginia panhandle, and Pittsburgh, Pennsylvania.
"Play That Funky Music" is a song written by Rob Parissi and recorded by the band Wild Cherry.
 The single was the first release by the Cleveland-based Sweet City record label in April 1976, and distributed by Epic Records.
 The performers on the recording included lead singer Parissi, electric guitarist Bryan Bassett, bassist Allen Wentz and drummer Ron Beitle, with session players Chuck Berginc, Jack Brndiar (trumpets), and Joe Eckert and Rick Singer (saxes) on the horn riff that runs throughout the song's verses.
 The single hit number one on the "Billboard" Hot 100 on September 18, 1976, and was also number one on the Hot Soul Singles chart.
 The single was certified platinum by the Recording Industry Association of America for shipments of over 2 million records, eventually selling 2.5 million in the United States alone.
'Happy Mistakes' is the debut studio album by American pop rock group Heffron Drive.
 It was released on September 9, 2014 under Schmidt's own label TOLBooth Records.
 Heffron Drive consists of members Kendall Schmidt and Dustin Belt.
Big Time Concert (also known as Big Time First Concert) is the 2010 second made-for-television movie of the series film franchise/season one finale for the television series, "Big Time Rush".
 It stars Kendall Schmidt, James Maslow, Carlos Pena Jr., Logan Henderson, Ciara Bravo, and Stephen Kramer Glickman.
 It premiered on Nickelodeon on August 20, 2010 at 8:00 p.m. ET.
 This movie included many recurring and guest star roles.
 It also featured the second and more major appearance of Phil LaMarr as Hawk, Gustavo's rival, who appears in "Big Time Sparks".
 In the movie, Hawk is the main villain.

Question: Are both Rob Parissi and Kendall Schmidt American?
Answer: yes