Table schema:
CREATE TABLE table_23649244_1 (mix_artist VARCHAR, artist_1 VARCHAR, artist_2 VARCHAR)

Question: Who are thebmix artists when tears for fears is artist 1 and eric prydz is artist 2?
SQL: SELECT mix_artist FROM table_23649244_1 WHERE artist_1 = "Tears for Fears" AND artist_2 = "Eric Prydz"