In 1970–1972 he was in the army and during that period he performed with Ivo Linna.
Ivo Karlović | Ivo Andrić | Ivo Watts-Russell | Ivo Banac | Ivo Puhonny | Ivo Perišin | Ivo Josipović | Ivo Bligh | Ivo Vinco | Väinö Linna | Ivo Vojnović | Ivo Perović | Ivo of Kermartin | Ivo Niehe | Ivo Linna | Ivo Heuberger | Ivo Babuška | Tommy Ivo | Sandro Ivo Bartoli | Miriam Linna | Ivo Urbančič | Ivo Stourton | Ivo Siromahov | Ivo Sanader | Ivo Pilar | Ivo Pauwels (author) | Ivo Pauwels | Ivo Opstelten | Ivo Neame | Ivo Malec |
As a backing vocalist, Vilgats often supports different pop acts of Estonia, such as Anne Veski, Ivo Linna or Maarja to name a few.