Chris Smalling joins Twitter just days before the Manchester derby . The 25-year-old posted a photo of himself and his girlfriend Sam Cooke . Smalling could return for the clash after missing the win over Manchester City . READ : Manchester United players train ahead of Sunday 's big derby . CLICK HERE for all the latest Manchester United news .
Chris Smalling joins Twitter just days before the Manchester derby . The 25-year-old posted a photo of himself and his girlfriend Sam Cooke . Smalling could return for the clash after missing the win over Aston Villa . READ : Manchester United players train ahead of Sunday 's big derby . CLICK HERE for all the latest Manchester United news .