Early morning    I got Mona Lisa by my side    What's the story    Behind that devious smile?       Doo doo doo doo    Doo doo doo doo doo doo    Doo doo doo doo       She's an angel    Now she's the monkey on my back    She has freedom    Still, she never lets me go now       And my blood starts pumping   And my heart goes jumping   Every time she says, ''I have to go now''    But it really don't matter for worse or for better    Because she will always be my number one    She goes...       Doo doo doo doo    Doo doo doo doo doo doo    Doo doo doo doo    My heart goes bang bang boom    Doo doo doo doo    When she walks into the room    Doo doo doo doo    My heart goes bang bang boom       She supplies me    Whenever ever I'm in need    Still a thief    From the day she stole my heart now       And my blood starts pumping   And my heart goes jumping   Every time she says, ''I have to go now''    But it really don't matter for worse or for better    Because she will always be my number one    She goes...       Doo doo doo doo    Doo doo doo doo doo doo    Doo doo doo doo    My heart goes bang bang boom    Doo doo doo doo    When she walks into the room    Doo doo doo doo    My heart goes bang bang boom       When she walks into the room    She makes me touch the sky    A devil in disguise    She makes me touch the sky    An angel in disguise       She makes me cry, yeah, yeah       Mona Lisa by my side    With a devious smile    She's a devil in disguise    She can make me touch the sky    She supplies me when I'm in need    Stole my heart and made me bleed    Oh my heart, oh my heart, oh my heart    She goes...       Doo doo doo doo    Doo doo doo doo doo doo    Doo doo doo doo    My heart goes bang bang boom    Doo doo doo doo    When she walks into the room    Doo doo doo doo    My heart goes bang bang boom       Doo doo doo doo    Doo doo doo doo doo doo    Doo doo doo doo    My heart goes yeah, yeah, yeah    Doo doo doo doo    When she walks into the room    Doo doo doo doo    My heart goes bang bang boom