Superman 335 (May 1979) NM- (9.2)

Mxyzptlk Spelled Backward Is T-R-O-U-B-L-E

Script: Martin Pasko

Pencils: Curt Swan

Inks: Frank Chiaramonte

Colors: Adrienne Roy

Letters: Ben Oda

Characters: Superman; Mr. Mxyzptlk (villain); Miss Bgbznz (intro, weds Mr. Mxyzptlk); Lois Lane; Jimmy Olsen (cameo)