2019, Sep 13 ULTIMA Oslo, NO KORK - Mathilde Grooss Viddal: Arrangement for Langeleik og orkester (2019, WP)

2019, Aug 30 Observatoriet - ny klubbserie! Riksscenen, Oslo, NO Skuterud, Bhattacharya, Viddal m.fl.

2019, Aug 24 Grieg in Bergen festival Bergen, NO Ellayali

2019, Aug 23 Riksscenen Oslo, NO FriEnsemblet ft Unni Boksasp & Kristoffer Berre Alberts

2019, Aug 17 Goplegroove Larvik, NO Sevilhaug, Viddal, Jongkind mfl

2019, Aug 02 Hemnes Jazzfestival Nordland, NO FriEnsemblet ft Naïssam Jalal & Unni Boksasp

2019, Jul 20 Molde International Jazz Festival Molde, NO FriEnsemblet ft Naïssam Jalal & Unni Boksasp

2019, Mar 19 CANCELLED Jazz in Khartoum Oslo, NO

2019, Mar 10 Kampenjazz Oslo, NO Meditations & Prayers with Shruthi Rajasekar

2019, Mar 06 Hakadal kirke Akershus, NO Meditations & Prayers with Øyvind Svendsen

2019, Feb 14 Sagene kirke Oslo, NO Tord Gustavsen, Mathilde G. Viddal, Per Willy Aaserud

2018, Dec 05 Grønland Kirke Oslo, NO Advent Concert w/ Ellayali

2018, Nov 05 Gala Concert at Teatro Argentina Rome, IT

2018, Apr 29 International JazzDay(s), Nordic Black Theatre Oslo, NO FriEnsemblet ft Naïssam Jalal & Mirsaeed Hosseyni Panah

2018, Mar 24 Vossajazz, Osasalen, Ole Bull Akademiet Vossevangen, NO Mathilde Grooss Viddal/FriEnsemblet ft Naïssam Jalal & Unni Boksasp

2018, Mar 22 Nasjonalbiblioteket Oslo, NO Mathilde Grooss Viddal/FriEnsemblet ft Naïssam Jalal & Unni Boksasp

2018, Mar 15 Åpningen av det Europeiske Kulturarvåret 2018, Freiasalen Oslo, NO FriEnsemblet