Point 1

This level is very similar to World 6-4, but the vanishing platforms are a bit tricker this time around. Once again, the colored platforms appear and disappear in time with the music, but each one only stays in place for a single beat. To cross the gaps along the path, you must anticipate the appearance of each platform. Listen to the music, and jump between beats to ensure your intended platform appears below you.

Point 2

One of the ? Blocks at Point 2 contains a Poison Mushroom. When you search these ? Blocks, avoid hitting the one in the middle...