Actor Robert Pattinson's sister Lizzy's run on The X Factor U.K. has ended after she was booted from the program on Sunday (05Sun14).

The Twilight star's older sibling impressed judges Simon Cowell, Cheryl Fernandez-Versini, Melanie Brown and Louis Walsh during her initial audition on the singing competition, and even made it to all the way to the final 57 acts.

However, when Lizzy performed at Cowell's home the in hope of making one of three coveted spots in his group of the Over 25 year olds, the music mogul decided not to put her through to the Top 12.

The aspiring singer wasn't deterred by the elimination and took to her Facebook.com page to thank viewers for their support over the past month.

She writes, "Thanks so much for the messages of support over the last few months. Wow! It has been an amazing experience - challenging and scary, but mostly great fun! Looking forward to bringing you some new songs soon."