Question: Which English former professional footballer and children's writer. makes appearance in  "Oh Africa"

Context paragraphs:
Lance Cronin: Lance Cronin (born 11 September 1985 in Brighton) is an English former football assistant manager at Whitehawk, the last club he played for.  He is also an English former professional footballer who played as a goalkeeper, making seven international appearances for the England C national football team.

Garry Thompson (footballer, born 1959): Garry Thompson (born 7 October 1959) is an English former professional footballer and football manager, who played as a striker.  His younger brother, Keith Thompson, was also a professional footballer.

Paul Simpson (footballer): Paul David Simpson (born 26 July 1966) is an English former professional footballer.  He is currently manager of England U20s.  His son Jake Simpson is also a professional footballer.

Oh Africa: "Oh Africa" is a song performed by the artist Akon featuring Keri Hilson from the compilation "Listen Up!  The Official 2010 FIFA World Cup Album".  The song is a charity single and was released to raise funds for Akon's charity 'Konfidence' to aid underprivileged children in Africa.  The song was released as a digital download on 52nd Grammy Awards night, January 31, 2010, along with the video.  The Soweto Gospel Choir and young singers from many countries are also featured on the single.  The footballers Thierry Henry, Didier Drogba, Kaká, Fernando Torres, Lionel Messi, Frank Lampard, Michael Ballack and Andrei Arshavin make cameo appearances in the music video.

Mike Ford (footballer): Michael Paul "Mike" Ford (born 9 February 1966) is an English former professional footballer and current manager of Banbury United.  His father, Tony Ford, was also a professional footballer.

Arthur Smith (footballer, born 1915): Arthur Hoyle Smith {'1': ", '2': ", '3': ", '4': "} (born 8 May 1915) is an English former professional footballer.  At 102, he is the oldest surviving former professional footballer, and is a month older than George Haigh, who was previously thought to be the oldest.

Neil Robinson (footballer, born 1979): Neil David Robinson (born 18 November 1979) is an English former professional footballer.  He is the son of former professional footballer Neil Robinson.

George Haigh: George Haigh (born 26 June 1915) is an English former professional footballer, mainly known for his association with Stockport County.  At the age of 102, he is the oldest surviving former County player, and it is believed he is also the oldest surviving former professional footballer.

Frank Lampard: Frank James Lampard {'1': ", '2': ", '3': ", '4': "} (born 20 June 1978) is an English former professional footballer and children's writer.  He is the all-time leading goalscorer for Chelsea, where he played for 13 years, and is considered by a number of journalists and football experts to be one of the greatest midfielders of his generation, in addition to being regarded as Chelsea's greatest ever player by some Chelsea players, such as previous record goal-scorer Bobby Tambling and long-term teammate John Terry.

Paul Emblen: Paul Emblen (born 3 April 1976) is an English former professional footballer who played for Tonbridge Angels, Charlton Athletic, Brighton & Hove Albion and Wycombe Wanderers.  His brother Neil was also a professional footballer.

Supporting paragraphs: Oh Africa Frank Lampard
Answer: Frank Lampard