At this 21st birthday party, the noise will be blasted louder than the year before and the fashion will be very 1990s.

To mark the anniversary of Adelaide being "Jeffed" when then premier Jeff Kennett extricated the Australian Grand Prix and moved it to Albert Park in 1996, his gift to Melbourne that hordes wanted to return is still here.

Grand Prix ambassador Brittany Davis waves the flag for Melbourne. Credit:Eddie Jim

It's not only packs of flag-waving revheads resembling mobile memorabilia stands who are being courted by the Australian Grand Prix Corporation for the four-day race from March 17-20.

CEO Andrew Westacott said the focus of the first GP on the calendar was the "fan experience" and value-for-money entertainment for families. To get mums and dads away from the TV and to the track, children under 14 have free admission.