Gaga will perform medley of Bowie hits at US awards ceremony later this month
Perry suggested Lady Gaga has not done enough to warrant her Best Original Song nomination
Pop star talked to James Franco about next record
Singer has uploaded photos of the animal
Gaga talked about gender bias in the industry when collecting her Billboard award
See the US superstar's suited and booted performance from the 'Sinatra 100 Grammy Concert'
The singer was speaking after being honoured at Billboard's Women In Music event
The singer says being raped as a teenager completely changed her as a person
Gaga was among the artists performing at the 'Sinatra 100 Grammy Concert' in Las Vegas
Singer made the comments during a talk at Yale School of Management