From CBS' official press release:

Melinda encounters the ghost of an overbearing mother, on Ghost Whisperer, Friday, February 06.


Melinda helps the ghost of an overbearing mother who is holding onto a deep, dark secret, on Ghost Whisperer, Friday, Feb. 6 (8:00-9:00 pm, ET/PT) on the CBS Television Network.

Ghost Whisperer stars Jennifer Love Hewitt, David Conrad, Camryn Manheim, Jamie Kennedy and Christoph Sanders.


Source: CBS
(Image courtesy of CBS)