Jaani has also worked in the studio as a producer or guest musician with artists like Before the Dawn (band), Swallow The Sun, To/Die/For, Thunderstone, Wiidakko and Anna Eriksson.
Яани также работал в студии в качестве продюсера и приглашенного музыканта с такими артистами, как Before the Dawn, Swallow The Sun, To/Die/For, Thunderstone, Wiidakko и Anna Eriksson.