He had been preparing GetReady for a series of comeback concerts Social_event at London 's O Arena from July 2009 to March 2010 .

Revel Presents : Beyoncé Live received Receiving positive reviews from music critics who praised Beyoncé 's vocals and dance abilities during the concerts calling it her post-pregnancy comeback show .

The groups , who were big names in the UK pop music scene in the late 1990s and early 2000s , reunited Cause_to_amalgamate for the ITV2 reality-documentary series `` The Big Reunion '' ( apart from Blue , who had already been reunited Cause_to_amalgamate since 2011 ) , a show Social_event which follows Motion them meeting Social_event again for the first time in a decade and rehearsing ahead of their comeback performance .