In order to achieve a good finish you need to cover the cake with ganache first, allow it to set and ensure your fondant is rolled out fairly thin. Once you've done what's shown on the video, you will need to do further smoothing.
by Tuteate
by Anox Draws
by Kaomi Tutoriales SugarArt
by Ria Rose Crafts
by TheUltimadeKoen
by OLGACRAFTS
by Jesús crafts