Nick Grimshaw says Rihanna snub was 'tongue in cheek'
Singer pulled out of scheduled appearance at last minute this week
Jay-Z joins New York crowd for conclusion of Rihanna's gruelling 777 Tour
Following ups and downs (and take-offs and landings), tour is now complete
Led Zeppelin set to lose Number One slot to Rihanna
The rockers are lagging behind Rihanna's 'Unapologetic' in the midweek charts
Rihanna - 'Unapologetic'
Rihanna apologises for not partying with her fans on 777 tour
Singer blames a cold for her lack of socialising
Rihanna gets 777 Tour back on track in London – watch
Singer also switches on London shopping centre's Christmas lights
Mood turns on Rihanna's '777 Tour' plane as jet-lagged guests grow impatient
Australian journalist streaks as singer refuses to speak to press and fans
Rihanna booed in Berlin as '777 Tour' rumbles on
A late start causes German fans to jeer
This week's new music releases: November 19, 2012
Rihanna releases latest album alongside Bjork, Tulisa and Led Zeppelin
Rihanna plays busiest 777 tour gig in Paris
Guests including P Diddy joined Rihanna last night (November 17) as she continued the European leg of the 777 tour