- Acoustic Guitar – Brychan Llyr
- Backing Vocals – Chris Lewis , Emyr Davies
- Bass Guitar – Emyr Davies
- Drums – Owen Thomas
- Electric Guitar – Chris Lewis
- Lead Vocals – Brychan Llyr
- Written-By – Brychan Llyr, Chris Lewis
NotesCD Promo with English language versions of "Julia Gitar" and "Pwy Sy'n Hapus"
Welsh language versions are included in the album "Hyfryd I Fod Yn Fyw!"
CD Promo has no cover or artwork