The Baseballs – Hot N Cold

Arranged By – Digger (14)
Double Bass [Upright Bass] – Klaas Wendling
Drums – Tomas Svensson
Executive-Producer – JMC Music
Guitar, Bass – Lars Vegas (3)
Mixed By – Roland Spremberg
Piano – Jan Miserre
Producer – Roland Spremberg
Written-By, Composed By – Lukasz Gottwald
Written-By, Composed By – Max Martin
Written-By, Composed By – Katy Perry

Arranged By – Roland Spremberg
Arranged By – Digger (14)
Arranged By – Lars Vegas (3)
Drums, Piano – Roland Spremberg
Executive-Producer – JMC Music
Guitar, Bass – Lars Vegas (3)
Mixed By – Roland Spremberg
Producer – Roland Spremberg
Written-By, Composed By – Ryan Tedder
Written-By, Composed By – Andrew Brown (9)
Written-By, Composed By – Tim Myers
Written-By, Composed By – Eddie Fisher (5)
Written-By, Composed By – Zachary Filkins