As her 34th birthday was celebrated by wife Beyonce, Jay Z took over dad responsibilities on Friday.

Jay, 45, kept a close watch on his little girl wearing a camo print t-shirt, jeans and his trademark Timberland boots.

Daddy responsibilities: Jay Z was seen heading into a restaurant in Philadelphia with daughter Blue Ivy to celebrate Beyonce’s birthday on Friday.

Celebrations: Jay’s wife Beyonce turned 34 on Friday and t were no uncertainty many treats in store for the vocalist.

Pamper day: Jay Z helped his wife relax by taking over parenting obligations on Friday.

Touching: Beyonce showed off a card that Blue made for her and captioned ‘Thank you from the bottom of my heart for all my birthday wishes’.

Meanwhile Jay Z has some on-going legal problems which made headlines this week when it was revealed he’s asked that the jury not be privy to his criminal record or riches.

Lawyers for the plaintiff say that Jay Z stole the melody and hence his criminal past is applicable to the case, TMZ reported.