(bright piano music) ♪ One, one, two, one ♪ ♪ One, two, three, two, one ♪ ♪ One, two, three, four, three, two, one ♪ ♪ One, two, three, four, five, four, three, two, one ♪ ♪ One, two, three, four, five, six ♪ ♪ Five, four, three, two, one ♪ ♪ One, two, three, four, five, six, seven ♪ ♪ Six, five, four, three, two, one ♪ ♪ One, two, three, four, five, six, seven, eight ♪ ♪ Seven, six, five, four, three, two, one ♪ <v ->Now, miss out number three. </v> (bright piano music) ♪ One, one, two, one ♪ ♪ One, two, two, one ♪ ♪ One, two, four, two, one ♪ ♪ One, two, four, five, four, two, one ♪ ♪ One, two, four, five, six, five, four, two, one ♪ ♪ One, two, four, five, six, seven ♪ ♪ Six, five, four, two, one ♪ ♪ One, two, four, five, six, seven, eight ♪ ♪ Seven, six, five, four, two, one ♪.