Adding/deleting songs

can be found at the beginning or end of the mix. Press it to add a song in front or behind the mix.

can be used to insert a song between two other songs. It can be found by clicking on the white dot underneath a transition segment.

can be used to delete a song from the mix. To reach it, click the lighter dot underneath a songsegment.

can be used to replace a song in the mix. To reach it, click the lighter dot underneath a songsegment.