I Can't Tell You Why John M Graham (feat. Amber Sweeney) Share Words & Music by Don Henley, Glenn Frey, & Timothy B. Schmit. Vocals by Amber Sweeney. Arrangement, Instrumentals, & Production by John M Graham. Art by Wavebreakmedia Ltd|Dreamstime.com. Read more… 0:00/??? 1 I Can't Tell You Why 3:54 0:00/3:54