Christina Ricci is to guest star in an episode of 'Friends' spin-off 'Joey'.
US TV giant NBC says that Ricci will play Mary Teresa, one of Joey (Matt LeBlanc) and Gina's (Drea de Matteo) sisters.
The episode will air in the US on Thursday 24 February.
'Joey' can be seen on Monday nights on RTÉ Two at 9pm.
