This clip is from an epsiode of the 1970s game show Concentration, hosted by Lionel Williams.

The show was based on the children's memory game of the same name.

Amanda Keller hosted this behind-the-scenes television special about the dating game show Perfect Match (1983–89), hosted by Greg Evans.

In the chaotic gameshow

This clip is from an incomplete episode of Reg Grundy's Wheel of Fortune (1959–62), another early TV game show that had its origins in radio.

The long-running game show Wheel of Fortune (1981–2008) featured contestants who had to guess words, phrases and names after spinning a giant wheel to win money.

Blind Date (1967–74) was a dating game show hosted by several different comperes, including Bobby Hanna.

'Like an oyster and a pearl, And a guy and a girl
What have you got? You got a Perfect Match!'

Blankety Blanks was a hugely popular game show of the late 1970s hosted by legendary TV personality Graham Kennedy.

Presenting 12 fascinating facts about TV game shows – from Pick a Box to Wheel of Fortune.

It's a Knockout (1985–87) was a hugely popular show on Australian television in the 1980s.