question: Radio Bam (or Bam Radio) was a Sirius Radio Station that aired on Mondays at 7pm, it had frequent guest appearances from  Bam's parents April Margera and which American reality television personality, best known for appearing on "Viva La Bam", the "CKY Videos" and the "Jackass" television series and movies, born on July 13, 1957?
answer: Phillip "Phil" Margera
context: Title: Joe Frantz
  Passage: Joseph "Joe" Frantz (born July 17, 1976) is an American filmmaker and author.  He is a director, producer, cinematographer, and member of Bam Margera's CKY Crew.  His body of works includes the "CKY" Video Series, "" The Movie, MTV reality television shows such as "Viva La Bam" and "Bam's Unholy Union", the "" motion pictures, and music videos for bands such as HIM, CKY, "Clutch", and The 69 Eyes.
  Title: April Margera
  Passage: April "Ape" Margera (née Cole; March 28, 1956) is an American reality television personality, who has appeared on MTV's "Viva La Bam", "Jackass", the "CKY videos", "" and "Bam's Unholy Union".
  Title: Radio Bam
  Passage: Radio Bam (or Bam Radio) was a Sirius Radio Station that aired on Mondays at 7pm, straight after The Jason Ellis Show.  The show's supporting cast was originally made up of Margera's fellow CKY crew members Brandon Dicamillo and Brandon Novak, who appeared on most episodes of the show's early years, with frequent guest appearances from Ryan Dunn, Rake Yohn and Chris Raab as well as Bam's parents April Margera and Phil Margera, uncle Don Vito and occasional appearances from the Jackass crew.
  Title: Bam Margera
  Passage: Brandon Cole "Bam" Margera ( or ; born September 28, 1979) is an American professional skateboarder, stunt performer, and television personality.  He came to prominence after appearing in MTV's "Jackass" crew.  He has since appeared in MTV's "Viva La Bam" and "Bam's Unholy Union", all three , and "" and "", both of which he co-wrote and directed.
  Title: Phil Margera
  Passage: Phillip "Phil" Margera (born July 13, 1957) is an American reality television personality, best known for appearing on "Viva La Bam", the "CKY Videos" and the "Jackass" television series and movies.  He is the father of CKY drummer Jess Margera and "Jackass" star and professional skateboarder Bam Margera.
citations: Radio Bam Phil Margera