Oliandra Clips Oliandra the Bass: Michael Barton Art bass demonstration (Slap) Oliandra the Bass: Michael Barton Art bass demonstration (Blues shuffle) Oliandra the Bass: Michael Barton Art bass demonstration (60's retro) Oliandra the Bass: Michael Barton Art bass demonstration (Double stops) Oliandra the Bass: Michael Barton Art bass demonstration (Freeform slap)