Know any songs that are bubbly and sweet?

I already have bubbly by colbie calliet,but I want more songs like 'die alone' by Ingrid michaelson and 'bring me down' by lenka. Oh and some if my favorite artists are Ingrid michaelson,the pierces,lenka,Taylor swift,Demi lovato,Avril lavigne and P!nk.thx in advance!!