Don Knotts

Cast members from "The Andy Griffith Show", from left, included Don Knotts as Deputy Barney Fife, Ron Howard as Opie Taylor and Andy Griffith as Sheriff Andy Taylor. Knotts, who kept generations of TV audiences laughing on "The Andy Griffith Show," died Feb. 24, 2006 in Beverly Hills, Calif.. He was 81.

Andy Griffith, left, and Don Knotts pose in a 1986 file photo. Knotts and Griffith were co-stars as deputy and sheriff in the classic TV series "The Andy Griffith Show."

Andy Griffith and Don Knotts are shown at the 2nd Annual TV Land Awards held at the Hollywood Palladium in Los Angeles, in this March 7, 2004 file photo.

Writer Carl Reiner, center, poses with actors Don Knotts, left, and Peter Falk as they hold their statuettes at the Emmys Awards in Hollywood, Ca., in this May 22, 1962 file photo.

Actor Don Knotts is seen in this undated studio portrait. In the part-animated 1964 film "The Incredible Mr. Limpet," Knotts played a meek clerk who turns into a fish after he is rejected by the Navy.

Actor Don Knotts is seen in this Sept. 5, 1979 file photo.

Cast members from TV's "Three's Company" are seen in this undated photo made available by Nick at Nite. From left, they are Don Knotts, Joyce DeWitt, Richard Kline, John Ritter, Suzanne Somers and Ann Wedgeworth.

At the 2nd Annual TV Land Awards March 7, 2004, Don Knotts demonstrated that he still knew how to walk a red carpet.