CELTIC legend Danny McGrain was rushed to hospital after suffering a heart attack.

It is understood the attack was "minor" and McGrain is expected to be released from hospital today.

The 64-year-old former Scotland full-back has been a member of the club's backroom staff since 1997, and was promoted to first-team coach by manager Neil Lennon in October 2012.

In a statement released on their website, the club said: "Celtic Football Club confirmed today that club legend and current first-team coach Danny McGrain has experienced a minor heart attack.

"Danny is recovering well and is scheduled to be released from hospital tomorrow (Friday).

"Clearly, the thoughts and best wishes of everyone at the club are very much with Danny as we wish him a full and speedy recovery."

McGrain won eight Scottish league titles, five Scottish Cups and two League Cups with Celtic between 1967 and 1987 and was capped 62 times. by Scotland, playing in the 1974 and 1882 World Cup Finals.

The heart attack came less than a month after the death of Rangers' Sandy Jardine, with whom McGrain formed a full-back partnership regarded as the best in Scottish football history.

McGrain was one of Jock Stein's "Quality Street Gang" of young players which emerged from Parkhead in the late 1960s. Others included Kenny Dalglish, Lou Macari, George Connelly and David Hay.