Muscle Shoals Nitty Gritty was created in 1970.
The Nitty Gritty was created in 1968.
Nitty Gritty Ibbotson was created in 1977.
Nitty Gritty Surround was created in 2001.
Nitty Gritty Dirt Band was created in 1966.
The Nitty Gritty Dirt Band - album - was created in 1967.
Alive - Nitty Gritty Dirt Band album - was created in 1969.
Acoustic - Nitty Gritty Dirt Band album - was created in 1994.
Not Fade Away - Nitty Gritty Dirt Band album - was created in 1992.
Hold On - Nitty Gritty Dirt Band album - was created on 1987-07-07.
Let's Go - Nitty Gritty Dirt Band album - was created in 1983.
The Christmas Album - Nitty Gritty Dirt Band album - was created in 1997.
You have spelt it correctly as nitty gritty.