Serotonin

sample avg 3.9

sample avg 3.1

sample avg 3.3

sample avg 4.0

sample avg 3.9

sample avg 4.1

sample avg 3.2

sample avg 3.1

sample avg 3.8

sample avg 3.5

sample avg 3.1

sample avg 3.6

sample avg 3.0

sample avg 3.2

sample avg 3.9 · OneRepublic, Assassin's Creed & Mishaal Tamer

sample avg 3.7

sample avg 2.9 · David Guetta & OneRepublic

sample avg 3.6 · MEDUZA, OneRepublic & Leony