2006 թվականի ապրիլի 10-ից Կոստան եղել է Blood Brothers մյուզիքլի գլխավFrom 10 April 2006, Costa played the lead role of Mickey Johnstone in the London production of the long-running musical ''[[Blood Brothers (musical)|Blood Brothers]]'', directed and produced by [[Bill Kenwright]]; his contract ran to February 2007. From March, Costa toured the UK in the tenth anniversary tour of ''Boogie Nights''. Costa had his first solo UK tour in February and March 2008, performing songs from his debut album.<ref>[http://www.antonycosta.biz/tour.html Antony Costa official website] {{webarchive |url=https://web.archive.org/web/20071011193827/http://www.antonycosta.biz/tour.html |date=11 October 2007 }}</ref> His UK tour had eighteen dates, which started on 16 February 2008 at The Brindley, in [[Runcorn]] and finished on 26 March 2008 in [[Barrow in Furness]]. He modelled for [[Giorgio Armani]] in late 2008. Costa has appeared twice on the BBC pop quiz ''[[Never Mind the Buzzcocks]]'' in [[List of Never Mind the Buzzcocks episodes|2006 and 2008]] Costa played Jack in the 2009/2010 pantomime, ''Jack and the Beanstalk'', in [[Ipswich]]. Costa toured with the production ''Popstar: The Musical'', playing the part of Cal between April and July 2010, at a series of theatres, across the UK. Costa took part in a celebrity version of TV show [[Total Wipeout]] which aired on 18 September 2010.
===2011–present: Return with Blue===
The group [[United Kingdom in the Eurovision Song Contest|represented the United Kingdom]] at the [[2011 Eurovision Song Contest]] in [[Düsseldorf]], Germany with the song "[[I Can (Blue song)|I Can]]" coming in 11th place with 100 points. Blue released their fourth studio album, ''[[Roulette (Blue album)|Roulette]]'' on 25 January 2013 with "[[Hurt Lovers]]" as the lead single. On 21 February 2013, it was confirmed that the group would be joining ''[[The Big Reunion]]'' in which six groups from the past reform for a one off gig including [[Liberty X]], [[Atomic Kitten]] and [[5ive]]. From May 2013, the group will be touring the UK and Ireland with the other groups in [[The Big Reunion (concerts)|The Big Reunion]] concert series.<ref>{{cite news|url=http://www.mtv.co.uk/news/the-big-reunion/376017-blue-join-the-big-reunion|title=Blue Join Reality Show The Big Reunion|work=[[mtv.com]]|publisher=MTV|date=22 February 2013|accessdate=22 February 2013}}</ref> On 27 March 2013, the group announced they would embark on their first headlining tour later on in the year, their first tour in nearly ten years. In April 2016, Antony will join the cast of the musical [[Save The Last Dance For Me (Musical)|Save The Last Dance For Me]], playing the part of Milton, touring the UK until October 2016.<ref>{{cite news|url=http://www.backstagepass.biz/2016/01/antony-costa-joins-save-last-dance-for.html|title=ANTONY COSTA joins Save the Last Dance for Me Cast}}</ref>
