Meanwhile Jennifer Lopez reaches singles top spot with 'On The Floor'
'21' singer's dominance looks set to continue
Singer also stays top of Singles Chart
She's set to hold on to Number One single and album positions
Singer has Number One album as well as single after Brits performance
'21' singer's 10-date trek includes two arena shows
Plus Beady Eye and The Vaccines enter UK singles chart
'21' singer set for July 7 gig in London
Plus Beady Eye's debut being outsold by both The Vaccines and The Wombats