We've been working on it honestly for about six or seven years,' Kelsey said of the reboot series.
Psychiatrist brothers: Kelsey in the spin-off series Frasier portrayed psychiatrist Frasier Crane while David played his younger brother and fellow psychiatrist Niles, shown in a 1993 still.Family show: Kelsey and David are shown with the late John Mahoney who portrayed their father Martin Crane in a 1999 still from season sevenThird season: John, Jane Levees, Kelsey, David and Peri Gilpin are shown in a season three promo still for Frasier