Mexican Cousin is an original Phish composition that has been performed 15 times since its debut on January 2, 2003 at Hampton Coliseum. It has been played at 13 different venues, with the longest known version lasting 6:55. The current gap is 295 shows since the last performance. On average, it appears every 36 shows. This song is currently considered a bustout candidate due to an unusually long gap.