The news comes just days before The Bachelorette finale is set to air, leaving fans speculating if blonde beauty Sophie Monk has chosen one of the other contenders, Apollo Jackson or Jarrod Woodgate.
Despite rumours of a romance, friends of the pair have said that they are just pals.
A friend of Tilley's told Confidential, 'They don't even really know each other.'
Additionally, the publication reports that Stu is denying the romance too.