Her alleged attacker denies any involvement in leak<br />
Event management says gig is "not appropriate timing"<br />
Borrowed bling will be returned to her after hearing
The pieces are valued at $1.4 million
'Disturbia' singer will perform a set in Dubai
Pictures of singer's new body art appear online
Driver is stopped as he speeds away from nightclub
Source says pair did not record song after alleged assault
Survey asks if she is an 'appropriate' spokesperson
Producer releases statement about controversial collaboration