Matt Willis
Mathew James "Matt" Willis (born 8 May 1983), also previously known as Mattie Jay, is an English singer-songwriter, television presenter and actor, best known as the bassist and one of the vocalists of the pop punk band, Busted.
 Willis released his debut solo album "Don't Let It Go to Waste" on 20 November 2006, which included three top 20 singles.
Bayside (band)
Bayside is an American rock band from New York City, formed in 2000, currently consisting of lead vocalist/guitarist Anthony Raneri, lead guitarist Jack O'Shea, bassist Nick Ghanbarian, and drummer Chris Guglielmo.
Sleeping with the Light On
"Sleeping with the Light On" is a song by English pop rock band Busted.
 It was the first song which band members James Bourne and Matt Willis wrote together.
 It was recorded in 2002 for their debut album "Busted", and later released on 11 August 2003 as the album's fourth British single.
 It reached number three on the UK Singles Chart.
 In 2014, McBusted performed this song in an acoustic live session.
Doc Neeson
Bernard Patrick "Doc" Neeson OAM (4 January 1947 – 4 June 2014) was an Australian singer-songwriter and musician.
 He was the front man for the hard rock band The Angels from its formation in February 1976 to their disbandment in December 1999.
 For the group Neeson was the main lyricist with brothers, John and Rick Brewster, as the music composers.
 Their top 20 studio albums on the Australian Kent Music Report Albums Chart are "Face to Face" (June 1978), "No Exit" (June 1979), "Dark Room" (June 1980), "Night Attack" (November 1981), "Watch the Red" (May 1983), "Two Minute Warning" (November 1984) and "Howling" (October 1986).
 Their number-one album, "Beyond Salvation", on the ARIA Albums Chart appeared in February 1990 and was followed by another top 20 album, "Red Back Fever" (November 1991).
 The group's top 20 singles on the related Australian charts are "No Secrets" (1980), "Into the Heat" (1981), "Never so Live" (1981), "We Gotta Get out of This Place" (1987), "Am I Ever Gonna See Your Face Again" (live, 1988), "Let the Night Roll On" (1990) and "Dogs Are Talking" (1990).
Sandrine Testud
Testud broke into top 20 singles rankings in July 1997.
 On February 7, 2000, she became the sixth Frenchwoman after Françoise Dürr, Mary Pierce, Nathalie Tauziat, Amélie Mauresmo and Julie Halard to break into the singles top 10 rankings.
 This marked the first time France had four women ranked in the singles Top 10 simultaneously (Mary Pierce at No. 5, Nathalie Tauziat at No. 6, Julie Halard at no.8 and Testud at No. 9).
 France was the third nation after the USA and Australia to have more than two representatives in the singles Top 10 at any one time.
 She finished in the top 20 singles rankings for five consecutive years between 1997 and 2001.
 In the summer of 2002, she took a break from the tennis circuit when she discovered that she was pregnant with her first child.
 She resumed her career 12 months after the birth of her child and retired in the summer of 2005.
Don't Let It Go to Waste (song)
"Don't Let It Go to Waste" is the third single from Matt Willis, released on 11 December 2006.
 Several days before the single's release, Willis was announced the winner of the reality TV-show "I'm a Celebrity, Get Me Out Of Here!"
.
 A show Willis admitted going on purely to boost his music career.
Tears from the Moon
"Tears from the Moon" is a music single by Canadian group Conjure One featuring Sinéad O'Connor's vocals.
 The song hit #1 at World Dance/Trance Top 20 Singles and World Soundtracks/OST Top 20 Singles.
 It was originally written by the Belgian group Lunascape and featured on their release Reflecting Seyelence.
Hey Kid
"Hey Kid" is the second official single from Matt Willis, released on August 14, 2006.
 It is taken from Willis's debut solo album "Don't Let It Go to Waste".
 "Hey Kid" also appears in the 2006 teen film "John Tucker Must Die" and the action packed teen film "Alex Rider:Stormbreaker", and therefore will be on both the films soundtracks.
Up All Night (Matt Willis song)
"Up All Night" is Matt Willis's debut single as a solo artist.
 It was released as a single on 22 May 2006 and appears on his debut album, "Don't Let It Go to Waste".
 Its style marks a move towards more rock-influenced music than the songs Willis released when performing as part of Busted and could possibly be categorized as stadium pop.
Busted (band)
Busted are an English pop rock band from Southend-on-Sea, Essex, consisting of James Bourne, Matt Willis and Charlie Simpson.
 Formed in 2001, the band had four UK number-one singles, released two studio albums, "Busted" (2002) and "A Present for Everyone" (2003), one compilation album and one live album before breaking up in January 2005 following Simpson's decision to pursue a career fronting post-hardcore band Fightstar.
 They have also won two Brit Awards and won The Record of the Year in 2004 with their single "Thunderbirds", amongst other awards.
 Busted have sold over 5 million albums worldwide.

Question: Has Matt Willis or Bayside had more top 20 singles?
Answer: Mathew James "Matt" Willis