EastEnders icon Big Mo Harris (Laila Morse) returned to the BBC One soap during the latest visit to Albert Square.The fan favourite has been away from our screens for over a year after she decided to leave Walford to go on a cruise with her fiancé Fat Elvis.However, she has since met up with relative Jean Slater (Gillian Wright) and the pair have been staying at a caravan holiday park.READ MORE: BBC EastEnders fans spot new actress on Albert Square as soap replaces starStacey Slater (Lacey Turner) was left gobsmacked when she bumped into her estranged mum Jean during Tuesday's episode (August 9) as she enjoyed a family getaway with her ex Martin Fowler (James Bye), new partner Kheerat Panesar (Jaz Deol) and the children.Jean was working as a waitress in the caravan park clubhouse despite previously telling Stacey she was staying with a friend.Stacey later caught up with her mum during Wednesday's episode (August 10) and told her that she was worried about her being alone.However, Mo suddenly appeared out the caravan door to tell Stacey: "She isn't on her own is she.