Question: Are Les McKeown and Lauren Laverne both singers?

Context paragraphs:
Where Will I Be Now: "Where Will I Be Now" is a pop single by the Bay City Rollers from their 1978 album "Strangers in the Wind".  The tune, written by British songwriter Chris East and featuring a lead vocal by Les McKeown, is an uptempo song with a heavily-orchestrated disco-style arrangement.  It was released as a 7" vinyl single in Japan, Germany, and the United States.

The Way I Feel Tonight: "The Way I Feel Tonight" is a pop ballad by the Bay City Rollers from their 1977 album "It's a Game".  The tune, written by Harvey Shield, and featuring a lead vocal by Les McKeown, is a slow, dramatic ballad with a heavily orchestrated arrangement.  It was released as a 7" vinyl single in numerous territories, and had a peak position of #24 on the "Billboard" Hot 100 chart.  It was the Rollers' final charting US single.

Elevator (The Rollers album): Elevator is a 1979 rock album by the Bay City Rollers.  Having replaced longtime lead singer Les McKeown with Duncan Faure, the group shortened their name to simply The Rollers, and pursued a more rocking, power-pop sound than their previous work.

Kenickie: Kenickie were an English four-piece pop punk band from Sunderland.  The band was formed in 1994 and consisted of lead vocalist, guitarist and lyricist Lauren Laverne (b. Lauren Gofton), drummer Johnny X (real name Pete Gofton, Lauren's brother), lead guitarist and occasional lead vocalist Marie du Santiago (b. Anne Marie Nixon) and bass guitarist Emmy-Kate Montrose (b. Emma Jackson).  The band's name comes from their favourite character in the 1970s film "Grease".

Lauren Laverne: Lauren Cecilia Fisher (née Gofton, 28 April 1978), known professionally as Lauren Laverne, is an English radio DJ, model, television presenter, author, singer and comedian.

Don't Let the Music Die: "Don't Let the Music Die" is a pop ballad by the Bay City Rollers from their 1977 album "It's a Game".  The tune, written by Eric Faulkner and Stuart Wood, and featuring a lead vocal by Les McKeown, is a slow, dramatic ballad with a heavily-orchestrated arrangement and melancholy feel.  It was released as a 7" double A-side vinyl single (with "The Way I Feel Tonight") in Japan, but failed to make the charts.

It's a Game (Les McKeown album): It's A Game is an album by Les McKeown, released in 1989 with four corresponding singles released.  After the album, Dieter Bohlen released a cover of Blue System's song Nobody Makes Me Crazy (Like You Do) as a single, which did not appear on the album.

Riot on Redchurch Street: Riot On Redchurch Street is an London-based musical drama directed by Trevor Miller and starring Sam Hazeldine, Alysson Paradis, Jesse Birdsall and Les McKeown.  The soundtrack includes four original songs written by Siobhan Fahey and is scheduled for international release, Summer 2012.

Bay City Rollers: The Bay City Rollers are a Scottish pop band whose popularity was highest in the mid 1970s.  The "British Hit Singles & Albums" noted they were "tartan teen sensations from Edinburgh", and were "the first of many acts heralded as the 'biggest group since the Beatles' and one of the most screamed-at teeny-bopper acts of the 1970s".  For a relatively brief, but fervent period (nicknamed "Rollermania"), they were worldwide teen idols.  The group's line-up had numerous changes over the years, but the classic line-up during its heyday included; guitarists Eric Faulkner and Stuart John Wood, singer Les McKeown, bassist Alan Longmuir, and drummer Derek Longmuir.

Les McKeown: Leslie Richard McKeown (born 12 November 1955) is a Scottish pop singer who was the lead singer of the Bay City Rollers during their most successful period.

Supporting paragraphs: Les McKeown Lauren Laverne
Answer: yes