Guitarist Marco Dela Torre, a web designer from Jakarta, Indonesia who has been playing guitar for 15 years, dedicated himself to learn sweep picking in just 100 days of practice. It’s called the “Give It 100 Challenge.” Check out the progress video of him working toward the song “My Will Be Done” by Unearth and watch him finally nail it!

What do you think you could accomplish as a guitar player in a 100-day challenge? Let us know in the comments!