At the tender age of five , he ’ s probably only recently learnt how to write his own name . But that didn ’ t stop Wayne Rooney ’ s son , Kai , signing an autograph while appearing at Old Trafford on Sunday . While his father is amongst the world ’ s most famous sportsmen , there are clear signs the boy is already following in his footsteps . Scroll down for video . Spotted : While his father is amongst the world ’ s most famous sportsmen , there are clear signs Kai Rooney is already following in his footsteps . Kai Rooney was mascot for Manchester United on Sunday and was even signing autographs for supporters . Rooney points out something in the crowd to his son ahead of scoring in United 's 3-0 win over Tottenham . Wayne and Kai walk hand-in-hand out on to the Old Trafford turf ahead of the Barclays Premier League clash . The Manchester United captain ’ s eldest child was mascot for his side ’ s 3-0 win over Tottenham Hotspur in the Barclays Premier League . Dressed in a United kit with the number 10 - his father ’ s - on the back , the boy was photographed seemingly enjoying a taste of celebrity as he signed a piece of paper for a middle-aged woman . Twitter user Hammad Khaann , of Karachi , Pakistan , uploaded the picture online and wrote : ‘ Kai Rooney signing autographs yesterday . What a lad ! ’ Others were unamused , with James Palmer saying : ‘ How pathetic must your life be if you 're asking for Kai Rooney 's autograph ? Grown human beings acting like school girls over a five-year-old. ’ Another , who goes by the username of 'Pheoma ' , tweeted : 'Five-year-old Kai signed autograph for fans on Sunday ... Can he even spell his name ? Wonders shall never end . ' Rooney 's son , sporting a 'Kai 10 ' United shirt , evidently drew the attention of supporters on Sunday afternoon . Rooney delivered a knockout blow to Spurs before beginning his celebration with punches to the air . Rooney falls backwards as if knocked out in a nod to the video released of him in a Sunday newspaper . Flat on his back , 29-year-old Rooney mocked reports of the boxing incident with Stoke City 's Phil Bardsley . Family : Kai ( left ) lives with his brother Klay ( centre ) , one , father Wayne , 29 , and mother Coleen ( right ) , 28 . Kai , along with his brother Klay , one , is regularly photographed enjoying shopping trips and exotic holidays with his mother Coleen , 28 . After sealing the victory for his team last weekend , Rooney celebrated by punching the air and falling to the ground - mimicking a video released appearing to show to him being ‘ knocked out ’ by Stoke ’ s Phil Bardsley in a boxing match in his kitchen . Following the match , the 29-year-old uploaded a picture of him and Kai before the game on Instagram , writing : ‘ It was great to have my son Kai as mascot yesterday. ’ It was a vital win for the home side who clung on to a two-point lead over Liverpool in fourth place , with the clubs set to face each other at Anfield on Sunday .
Kai was mascot for Manchester United in 3-0 win over Tottenham Hotspur . Boy dressed in United kit with his father 's number 10 on back on Sunday . Comment: Twitter users slam 'pathetic ' request and ask 'can he even spell his name ? '