If my wedding was tomorrow...

 ♪
Family & Bridal Party Procession:

January Wedding by The Avett Brothers

Bride's Procession:  

Moon River by Audrey Hepburn

Recessional:  

Cosmic Love by Florence and the Machine

First Dance: 

I and Love and You by The Avett Brothers

Father/Daughter Dance: 

The Best Day by Taylor Swift

Cake Cutting:  

God Only Knows by The Beach Boys

And also,
Hysterical by Yeah Yeah Yeahs
We Found Each Other In the Dark by City and Colour
You Are The Best Thing by Ray LaMontagne

*(Inspiration from Mara, here and here)