Lyrics:

 D�   D�  D�   D�
 D�   D� UP~
 D�   D�  D�   D�
 D�   D� DOWN~
� �| � � X� $ ��
� $ � ���� ��
Then I feel loco oh oh
� �X� ��  ѹ
Roller co-coaster su-such a monster

(Hey baby boy)
Y Y Y ̬� �� 
(Hey baby boy)
D�D�X� �X� �� 
�� � t�$ t�$
`�X� t�$ 
(    )
 D�   D�

��  D� T䬔 �
Why don't u know
Don't u know don't u know
U�X� �� �D ��
Why don't u know
Don't u know don't u know yeah ey

 D�   D�  D�   D�
 D�   D� UP UP DOWN DOWN

$ �, $ � � ��� Xt 
X��  X�� (T�T�T�T�)
Ɣ � �t� �
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��� | ��� (T�T�T�T�)

(Hey baby boy)
Y Y Y ̬� �� 
(Hey baby boy)
D�D�X� �X� �� 
�� � t�$ t�$
`�X� t�$ 
(    )
 D�   D�

��  D� T䬔 �
Why don't u know
Don't u know don't u know
U�X� �� �D ��
Why don't u know
Don't u know don't u know yeah ey

Just do what you wanna
Do what you wanna
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�pƔ �@ �D�t D�t
�� D� �� � �X 0�
� X� � � < � X� �
( D�   D�  D�   D�)

��  D� T䬔 �
Why don't u know
Don't u know don't u know
U�X� �� �D ��
Why don't u know
Don't u know don't u know yeah ey

 D�   D�  D�   D�
 D�   D� UP~
 D�   D�  D�   D�
 D�   D�