Luke should practice the verse to Dust in the wind, as well as its intro. Focus on the fingerpicking pattern and the bass, 1st, 2nd, 3rd string pattern in the verse.
Lily should practice He’s a jolly good fellow at the Hal Leonard book.
Matthieu should play Jamaica farewell at the Hal Leonard book as well as the intro to Dust in the wind. Focus on the fingerpicking pattern and on the melody played on the 2nd string.
Paul should review Californication. Especially the solo. He should play it while listening to the original recording.
Matias should practice Wild world. Focus on the different parts on different keys, on the transitions between them and on the scales at the chorus.
Julian should revisit Californication. He should also play Smoke on the water’s Riff according to the chart and its tablature.