>> cumbia draws on the music of the african and indigenous european mix that makes up the country, so will and mario created something that's a long way from the pop music that's a staple here. they brought together musicians who had been famous in the scenes in the '50s and '60s, and matched them up with younger counterparts. as if the impressive amount of fried meat we ate at the tejo courts wasn't enough, we go for dinner at one of the band's favorite sports. >> the recording that we made which we did for three weeks in medellin had four musicians, so sort of big ensemble. and the musicians from, i think the youngest was 25 and maybe the oldest was 82. >> old school and new school mix? >> the idea so we can meeting not only doing music, but also exchanging lots of information about how music was made, how music was recorded, what was the spirit of the music. >> so, that's the idea, it's to get back to the roots. >> first up, the cali version of ceviche. cooked shrimp slathered in