Celebrity pictures: 'X Factor', Helen Flanagan, Rachel McAdams

Helen Flanagan celebrated her 23rd birthday on Saturday evening (August 10) with a night out in Manchester. Dressed in a black dress with sheer lace panels and nude pumps, the former Corrie actress was joined at The Living Room by celebrity friends including Lucy Mecklenburgh and Brooke Vincent.

Nicole Scherzinger, Gary Barlow, Sharon Osbourne and Louis Walsh continued the X Factor Boot Camp. Caroline Flack tweeted:

X factor just went up a level.... What a brilliant day... I'm going to EAT x

— caroline flack (@carolineflack1) August 10, 2013

Rachel McAdams attended the Munich premiere for her new movie About Time. The actress wore a Saint Laurent dress teamed with the Saint Laurent classic Mary Jane pumps in black.

Elsewhere, Melanie Griffith and Antonio Banderas celebrated their birthdays in Marbella, Shona McGarty partied at Cafe de Paris in London and Kristin Davis attended the Invisible Children founders' party in Los Angeles.

For all of this weekend's pictures, scroll through our gallery below:Celebrity Pictures: 10/08/13 - 16/08/13