showbiz gossip straight to your inbox with the Daily Star's FREE newsletterBritain's Got Talent star Hollie Steel looks unrecognisable as she marks her 23rd birthday today (July 1).The singer, who appeared on Simon Cowell's show in 2009, is all grown up and embracing life as a theatrical star.Hollie shot to fame after she'd vowed judges on the ITV programme with her unique voice, hitting impossibly high notes at the age of just 10.The young songstress was sent through to the live shows but the pressure mounted and poor little Hollie was left sobbing on the stage, begging to "start again".At the time, Simon had voiced his concern that Hollie could "break" under the pressure at such a young age.Simon sympathised with the distraught little.
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