The verb in this sentence is 'seeing'.
Seeing the horse in such distress was a horrid experience that he did not want to repeat.
Seeing her son hit by a car was the single most horrifying experience of her life.
"I am looking forward to seeing you." Is a correct sentence.
For many new mothers, seeing your child fall down is a very upsetting experience.
sentence
He was dismayed at the thought of not seeing them again.
Do not balk or we will miss seeing the movie.
The seeing eye dog was an appendage the the blind man.
no!!
"Eek!" she screamed with seeing the mouse.
Seeing spiders used to unsettle me.
The correct phrase would be, "I look forward to seeing you."