Question: Which English musician from the English rock band Deep Purple apeared on the English television show Gastank?

Context paragraphs:
Deepest Purple: The Very Best of Deep Purple: Deepest Purple: The Very Best of Deep Purple is a compilation album by the British hard rock band Deep Purple, released in 1980 on LP.  It features the original hits of Deep Purple before their 1984 reunion.  Aided by a TV advertising campaign it would become Purple's third UK No. 1 album.  In 1984 this compilation additionally was published on CD.

The Deep Purple Singles A's and B's: The Deep Purple Singles A's & B's is a compilation album of singles released by the British hard rock band Deep Purple.  It was released on vinyl in October 1978.  An updated version of the album was issued on CD in 1993 and contains the complete collection of Deep Purple's UK singles, recorded and released from 1968 to 1976 by the Mk I, II, III and IV line-ups of Deep Purple.

Deep Purple European Tour: The Deep Purple European Tour was a year-long successful concert tour by British hard rock band Deep Purple, lasting from July 1969 until June 1970.  The band played mostly United Kingdom shows, also covering Germany, Switzerland, Denmark, the Netherlands and Belgium.  It was the first tour to feature the classic Deep Purple line-up: Ian Gillan, Roger Glover, Ritchie Blackmore, Jon Lord and Ian Paice.  It is considered to be the pre-tour for the "In Rock" album, as the band mostly played songs from the upcoming album.

Now What?!: Now What?!  is the 19th studio album by English rock band Deep Purple.  It was released on 26 April 2013 and produced by Bob Ezrin.  A dedicated official web site was also created by the band to post updates about the album.  It was the band's first studio album in over seven years, as Deep Purple's previous studio album, "Rapture of the Deep," was released in late 2005.

The Best of Deep Purple: Live in Europe: The Best of Deep Purple: Live in Europe is a 2003 album by English rock band Deep Purple.  It contains several re-released and unreleased live Deep Purple songs from the Mark II, III and VII lineups.

Shades of Deep Purple Tour: The Shades of Deep Purple Tour was a short tour by British hard rock band Deep Purple to support their debut album "Shades of Deep Purple".  The tour lasted over one month and included only eight dates (7 in the United Kingdom and 1 in Switzerland).  It was the band's first United Kingdom tour.

Deep Purple (album): Deep Purple, also referred to as Deep Purple III, is the third studio album by the English rock band Deep Purple, released in June 1969 on Tetragrammaton Records in the United States and only in September 1969 on Harvest Records in the United Kingdom.  Its release was preceded by the single "Emmaretta" and by a long tour in the UK, whose dates were interspersed between the album's recording sessions.

Ian Paice: Ian Anderson Paice (born 29 June 1948) is an English musician, best known as the drummer of the English rock band Deep Purple.  He is the only member to appear on every album the band has released.

30: Very Best of Deep Purple: 30: Very Best of Deep Purple is a 1998 compilation album by English rock band Deep Purple, celebrating 30 years of the successful band.  There are two CD versions of the album, a single CD and a double CD.  The vinyl version was a double LP printed on purple vinyl, and the track listing was identical to the single CD version.

Gastank: Gastank was an English television show that aired between 1982–1983 in the United Kingdom on Channel 4.  Hosted by former Yes keyboardist Rick Wakeman, the show featured a mix of interviews with 1970s musicians and impromptu performances where the guest artist would join Wakeman and his house band in playing re-arranged versions of their classic songs, or entirely new pieces created for the show.  The format was very informal with the setting likened to a bar where Wakeman would interview the guest over a drink or two followed by their performance in front of a small studio audience sitting in groups at tables.  Wakeman would frequently cite the show as an opportunity for musicians from different bands to get the opportunity to work together.  During its run, the show featured guests as diverse as Ian Paice, Steve Hackett, Andy Fairweather Low, John Entwistle, Godley and Creme, Eric Burdon and Phil Lynott.

Supporting paragraphs: Gastank Ian Paice
Answer: Ian Paice