Sister rock duo Heart to appear on "CTM" Wed.

LOS ANGELES, CA - MAY 24: Musicians Nancy Wilson (L) and Ann Wilson of the rock band Heart pose at MusiCares' 'An Evening with Heart' at The Grammy Museum on May 24, 2010 in Los Angeles.
Kevin Winter/Getty Images

(CBS News) Sisters Ann and Nancy Wilson -- the women behind the rock band Heart -- will appear on "CBS This Morning" Wednesday.

The duo, who wrote their songs and played instruments, stormed the charts in the '70s with hits like "Crazy on You, "Magic Man" and "Barracuda."

Their albums have sold 35 million records worldwide during their nearly four decades in music.

Be sure to tune in to "CTM" Tuesday 7-9 a.m. ET for their full interview.