The 2010 World Tour was the sixteenth concert tour Traveling by Australian singer Olivia Newton-John , to support Supporting the re-release of her album , `` Grace and Gratitude Renewed '' .

The Pink Friday : Reloaded Tour was the second concert tour and debut arena tour by Trinidadian recording artist Nicki Minaj to promote Cause_change_of_position_on_a_scale her second studio album ' and its re-release ' .