Danny Gabbidon's header secured QPR progress against MK Dons and set up a mouth-watering FA Cup fourth-round tie with Chelsea.
The Welsh defender nodded home midway through the second period after a spell of sustained pressure from the npower League One side.
The Dons impressed throughout against the Barclays Premier League side, but could not prevent Mark Hughes enjoying victory in his first home match as Rangers boss.
Source: PA
Source: PA