This year is set to be the 30th and final Cities 97.1 Sampler celebration.
During the span of 30 years the Cities 97.1 Sampler has hosted 539 live performances and raised $13 million for Minnesota charities.
The performances are all either recorded live from Studio C or from one of the station's events.The money comes from the CDs sold.
The pre-sale is now open for Vol. 30, which has 19 tracks.