▁one ▁single ▁" T od ay ". ▁Brown ▁released ▁" For ▁Once ▁in ▁My ▁Life " ▁in ▁ 2 0 1 3 , ▁her ▁first ▁single ▁in ▁eight ▁years . ▁The ▁single ▁pe aked ▁at ▁No . ▁ 2 ▁on ▁the ▁ ▁Billboard ▁Hot ▁Dance ▁Club ▁Songs ▁chart . ▁ ▁Brown ▁has ▁since ▁made ▁appearances ▁on ▁television . ▁In ▁ 2 0 0 7 , ▁she ▁participated ▁on ▁the ▁fifth ▁season ▁of ▁the ▁American ▁dance ▁competition ▁series ▁Dan cing ▁with ▁the ▁Stars , ▁finishing ▁in ▁second ▁place ▁with ▁her ▁professional ▁partner ▁Mak sim ▁Ch mer kov ski y . ▁Between ▁ 2 0 1 1 ▁and ▁ 2 0 1 6 , ▁she ▁served ▁as ▁a ▁guest ▁and ▁main ▁judge ▁on ▁the ▁Australian ▁and ▁British ▁versions ▁of ▁The ▁X ▁F actor . ▁She ▁also ▁co - present ed ▁the ▁Australian ▁version ▁of ▁Dan cing ▁with ▁the ▁Stars ▁for ▁one ▁season ▁in ▁ 2 0 1 2 . ▁From ▁ 2 0 1 3 ▁until ▁ 2 0 1 9 , ▁Brown ▁served ▁as ▁a ▁judge ▁on ▁the ▁N BC ▁reality ▁show ▁America ' s ▁Got ▁Tal ent ▁and ▁America ' s ▁Got ▁Tal ent : ▁The ▁Champions ▁season ▁ 1 . ▁She ▁served ▁as ▁a ▁coach ▁and ▁ment or ▁on ▁The ▁Vo ice ▁K ids ▁Australia ▁in ▁ 2 0 1 4 . ▁Since ▁ 2 0 1 6 , ▁she ▁has ▁also ▁presented ▁Lip ▁S ync ▁Battle ▁UK ▁alongside ▁ra pper ▁Professor ▁Green . ▁ ▁In ▁parallel , ▁she ▁has ▁also ▁participated