The clip of the collision was featured on BBC Breakfast, causing Naga to break down with laughter.
More than 100 schools have been ordered to completely or partially close just days before pupils are due to return.
The party has been criticised over a graphic claiming the PM does not support the jailing of child sex offenders.
Naga Munchetty Struggles To Speak On BBC Breakfast
The presenter was forced to leave Friday's edition of the BBC programme mid-show.
Liz Truss and Kwasi Kwarteng are set to meet with the head of the Office of Budget Responsibility in a bid to reassure markets.
The Someone You Loved singer hilariously misheard a comment Naga made at the end of his interview.
"He was a great bloke... [and] a great friend, and you see that here with the number of people who wanted to express that."
The cabinet minister said the covid rules had been too strict and "there are other things going on that are more important".
Naga Munchetty Makes Boris Johnson Slip-Up On BBC Breakfast