The merged New Kids On The Block and Backstreet Boys have added a second Melbourne show at Rod Laver Arena.
The Australian two is limited to six shows nationally with Melbourne the only city to score the two shows.
NKOTBSB will also perform in Sydney, Brisbane, Adelaide and Perth.
The second Melbourne show is on Friday May 18 at Rod Laver Arena. Tickets go on sale at 9am February 8.
NKOTBSB dates are:
May 18 and 19, Melbourne, Rod Laver Arena
May 21, Adelaide, Entertainment Centre
May 23, Brisbane, Entertainment Centre
May 26, Sydney, Allphones Arena
May 29, Perth, Burswood Dome