Beyoncé surprised by husband Jay-Z on stage at her concert

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Jay-Z surprised his wife with an unexpected hug during a concert in Philadelphia.

The rapper came up behind her and grabbed her waist, before kissing her on the cheek.

Beyoncé was radiant but also surprised by the gesture. The fans went wild as Jay-Z got off stage.

The week has been full of surprises for the 31-year-old after she had her hair stuck in a fan during a show in Montreal.