Biplane battles over France in World War I between Bugs and Baron (Yosemite) Sam Von Shamm. Biplane battles over France in World War I between Bugs and Baron (Yosemite) Sam Von Shamm. Biplane battles over France in World War I between Bugs and Baron (Yosemite) Sam Von Shamm. Biplane battles over France in World War I between Bugs and Baron (Yosemite) Sam Von Shamm.