The 71-year-old chanteuse seemingly all but confirmed with a Tweet which read "OK boys you know where I'll be in March. Put some shrimp on the barbie."

So unless she's planning an offbeat Aussie sojourn a la Daft Punk's album launch in Wee Waa (NSW), you can expect to see the superstar in Liverpool Street in a couple of months.

OK….. YOU BOYS?KNOW WHERE I’LL ?IN MARCH
✨?✨#PutSomeShrimpOmTheBar?
??

— Cher (@cher) December 30, 2017

However, you might have to settle for a stolen vantage point of a video screen as this year's 40th anniversary event has sold out.