On The Spot Improv is Hawaii's longest running improv group. Established 2001, On the Spot from Honolu, Hawaii, and have been entertaining audiences all across the country with their unique brand of improvised theater. The group has been called one of the most innovative improv groups in the world by Chicago Improv Festival Executive Producer Jonathan Pitts for their unique approach to improvised theatre. Their signature style incorporates narrative storytelling, minimal dialog, and strong blocking to create cinematic images to tell complex stories.

OTS made a name for themselves in the national improv community creating several original genre-esque formats, including but not limited to their improvised macabre show "Tell Tale Dreadful," their improvised homage to the master of suspense "Hitchcock," their playful 1920's live action silent movie show "HUSH", a fully improvised Kabuki style show "Screwbuki"

They Have performed all over the country in places such as the Austin Out of Bounds Comedy Festival, Phoenix Improv Festival, Chicago Improv Festival, and the Seattle Festival of Improv Theater.​

On the Spot also teaches on going improv classes, Produces a scripted original plays, hosts geek themed event (such as May the Fourth Be With You celebrations, board game nights and more), staged readings of popular works, and hosts the annual Improvaganza Hawaii festival of Improv.

Improvaganza is a gathering and celebration of Improvised theatre in all its diverse expressions. It is Hawaii’s only festival dedicated to Improv comedy and improvised theatre. Improvisers from all over the world come to Honolulu for a weekend of improv performances, workshops, and events. The festival strives to cultivate Hawaii’s local improv theater community by showcasing local and mainland improvisers while providing opportunities for them to network with each other. The festival also strives to raise the profile of this rare art form by introducing audiences to entertaining, stimulating, and thought provoking performances, and by offering improvisational workshop with some of the country's best improv teachers.