NEWEST COVERGIRL ANNOUNCED : RICKI-LEE COULTER Cosmetic brand ‘Covergirl’ has announced its newest celebrity ambassador; none other than Australian songstress Ricki-Lee Coulter. The announcement was made at an exclusive soiree in Sydney last night where the singer treated the crowd to a performance. She has clearly come a long way since her musical career launched with ‘Australian Idol’, with Ricki-Lee saying…