Letras de Katja Petri
- Have Yourself A Merry Little Christmas letra
- Joy To The World letra
- Rudolph The Red-nosed Reindeer letra
- Alle Jahre Wieder letra
- All I Want For Christmas Is You letra
- White Christmas letra
- Leise Rieselt Der Schnee letra
Let It Be Christmas! (2013)
- Certain Someone letra
- Lego House letra
- Marry You letra
- Push Forward letra
- Rhythm Of Love letra
- Rolling In The Deep letra
- Smile letra
- Stay letra
- The '59 Sound letra
- Titanium letra
- You And Me (In My Pocket) letra