"Unscripted moments" refers to spontaneous or unplanned occurrences that are not part of a predetermined or prearranged script or plan. Full definition
In between is quite a lot of filler, mostly involving seemingly unscripted moments of music video style montages of skateboard tricks and a hefty dose of bathroom jokes. (qwipster.net)
This was a completely unscripted moment — which could have big implications when it comes to a potential meeting with President Donald Trump. (businessinsider.com)
For every earnest conversation, there are a hundred more unscripted moments: the rides in the van, the talks at the supper table, the nights at church, the invitation to come along and see for yourself. (sarahbessey.com)