Koko, the highly intelligent ape who loves cats and knows how to sign language recently met Flea, the co-founder and bass player for Red Hot Chili Peppers. During their meeting, Flea gave Koko a bass lesson.

According to The Gorilla Foundation’s website, “Koko was thrilled by the mellow sounds and a jamming session followed with Koko strumming on Flea’s bass!” The website added, “Watch for more news on future collaborations between the two.”