ContactMusic — Rapper Jay Z thanked Rihanna for her star turn during his Saturday 23Jun12 set at Londons Hackney Weekend festival by returning the favour as she headlined on Sunday night 24Jun12 The Umbrella hitmaker teamed up with the 99 Problems icon for their du... more info

Prefix — Last night at BBC Radio 1’s Hackney Weekend, headliner Jay-Z brought out a slew of incredible special ... Read the full article at http://www.prefixmag.com/news/watch-jay-z-perform-with-special-guests-kanye-west/66580/ more info

411 Mania — Plus MIA… more info

Sky News — Rihanna may well need her umbrella when she headlines Radio 1's Hackney Weekend, after surprising ecstatic fans by joining her mentor Jay-Z on stage on Saturday. more info

ContactMusic — Jay Z brought a superstar line-up to a wet and dreary London by storming through a hit-packed set with guest stars Rihanna Kanye West and M I A at the citys Hackney Weekend festival The 99 Problems icon brought the first day of the free concert organ... more info

Guardian Music — As BBC hosts the Hackney Weekend, a Google-sponsored debate on Tuesday will ask: is hip-hop the voice of the oppressed, or just the glorification of bling?"Success never smelled so sweet, I stink of success." The lines by rapper and music mogul Jay-Z... more info

ContactMusic — Rapper Jay Z was on fine form last night as he delivered hit after hit and surprise appearance after surprise appearance at the first headlining slot of the BBC Hackney Weekend in East London He was joined on stage at first by todays Sunday 24t... more info

ContactMusic — Beyonce Knowles and Kim Kardashian enjoyed a dinner arranged by Kanye West on Friday 22 06 12 The 30-year-old singer and the reality star decided to meet up while Jay-Z - who is married to Beyonce - and Kanye who is currently dating Kim are on t... more info

Consequence of Sound — Here's your chance to see Beyoncé mosh. more info

Guardian Music — 'Last week I asked my coaches to put on some salsa, get my spirits up'There's this one Jay-Z song, What More Can I Say. If you listen to that song it takes you on a journey – Jay-Z's journey in rapping. And he's saying, 'What more can I say? I've s... more info