Mae Muller performed her track ‘I Wrote A Song’ live for the first time this weekend – watch footage below.The London-born singer-songwriter, who will represent the UK at the annual Song Contest this May, gave the track its live debut at a pre-show party in Barcelona, Spain on Saturday (March 25).After being announced as the UK entry earlier this month, Muller said that to “compete in such a massive music competition is simply brilliant,” (via BBC) adding that it was “a dream”.Before the performance in Barcelona this weekend, Muller posted to TikTok to share that she was feeling “not that great” at that her vocals were struggling, but that she wanted the performance to be “stunning”.You can watch the performance below.Barcelona Eurovision Party: Mae Muller – I Wrote a Song!