BJ Costumes Over the Months of Years (SuperMalechi's's version)

January 15, 1990 - May 25, 1993
The first BJ costume, whose the same size as Barney. First appeared in "Introducing BJ!".

May 26, 1993 - April 23, 1994
The second BJ costume, a shorter version of the first one. First used in "Barney's School Day-Care Fun!" (September 6, 1993). It last appeared in "Barney's Around the Classroom" (July 3, 1994).

April 25, 1994 - June 3, 1995
The third BJ costume, which first appeared in "Barney's Rescue Friends" (June 5, 1994).

June 4, 1995 - January 3, 1997
The fourth BJ costume, which first appeared in "BJ's Cowboy Friends" (December 23, 1996). Last appeared in "Barney's Magical Musical Mystery" (June 14, 1997).

January 4, 1997 - present
The fifth and current BJ costume, which first appeared in "Barney's Imagination City Friends" (June 15, 1997).