11 November 2014, 10:51
Beyoncé and Jay Z were joined by Pharrell, Diddy and more at the exclusive birthday party.
Beyoncé and Jay Z joined a host of celebrities including Pharrell Williams and P Diddy for publishing executive Big Jon's birthday celebrations in Beverly Hills this week.
Jay Z gave a heartfelt speech to the music mogul that signed him in 1996 and accompanied Beyoncé as she did the honours of singing Happy Birthday to the main man.
Beyoncé and Jay Z got a surprise of their own when the violinist for the event performed a rendition of their hit song 'Drunk In Love' for them as they chilled at their table.
Jay joined Pharrell and Jermaine Dupri in the photobooth where it was smiles all round.