Unfortunately they're still teens so these bouts of embarrassment are plentiful. But maybe after some time they'll relax and things will go by more smoothly.
... oh who am I kidding? Their crazy embarrassment is what makes these comics so funny!
Ah... sorry about that...I went cough during my first kiss... I went cough during my first kiss...Do you want to try again?The end....and I wasn't even ready for it.Just now... that... was my first time...Uuuuuu!!