Complex sentence: For a while Bassie thought that Adriaan used his cancer as an excuse to duck out of the farewell-tour, but he made amends with his brother and continues performing jokes as a one-man show in both the Netherlands and Belgium.
Split into simpler sentences: For a while Bassie thought that this was just an excuse to duck out of the tour. Bassie made amends with his brother and continues performing jokes as a one-man show in both the Netherlands and Belgium.