I miss being held and kissed and out and about doing fun things or at least a company keeper.
It does not snap, crackle or pop.
It happens to the best of us and the main thing to remember that psychologically you need to not panic.
Any one that knows how to give a blow job well will tell you that the following technique is a must when your mouth is tired, your gag reflex is getting triggered or he is well endowed and deep throating is a challenge.
This gives the same sensation of you "deep throating" him taking him deep into your throat.
Imagine that you and your lover have found yourselves in the bedroom.
And you can even try tongue-fucking her: