The sons of no fewer than four former F1 champions will compete in this weekend's A1 Grand Prix of Nations to be held at Euro Speedway, Lausitz, in Germany.
South Africa will be represented by top Indy racer Tomas, son of 1979 F1 champion Jody.
Mathias Lauda, son of triple world champion Nikki Lauda (1975, 1977, 1984), will pilot the Austrian car.
And Nelson Piquet Jnr, winner of the first A1 GP race in England two weeks ago, will drive for the Brazilian team.
His father, Nelson, was F1 champion in 1981, 1983 and 1987.
The Australian entry will be driven by Christian Jones, son of ex-champion Alan, who won the F1 series in 1980.
In addition three recent F1 drivers will compete in this weekend's race.
Malaysia's driver Alex Yoong drove for Minardi in 2001 and 2002.
The Netherlands'entrant is Jos Verstappen, a former teammate of Michael Schumacher at Benneton, and a largely unsuccessful "journeyman" racer in F1 from 1994 until last year.
And Ralph Firman, though born in Norfolk, England, will drive the Irish entry. He drove for Jordan in 2003.