This is the "la la la" vocal melody.
[ Tab from: http://www.guitaretab.com/t/tv-on-the-radio/366274.html ]
E|--------------19----19------------19------------------|
B|----------------------------19----------19--17--------|
G|--------16--------------------------------------20----|
D|--18--------------------------------------------------|
A|------------------------------------------------------|
E|------------------------------------------------------|
--------------------------------------------------------|
--------------16-------------------------16-------------|
--------16----------18-------------18--------18--16-----|
--18-------------------------16-------------------------|
--------------------------------------------------------|
--------------------------------------------------------|