2 adverbs to describe how to flabbergast

"I can assure you both press and public were literally flabbergasted.

Nurse Sarah said she should never forget the night she came, and how she looked, and how utterly flabbergasted everybody was to see hera little slim eighteen-year-old girl with yellow curly hair and the merriest laughing eyes they had ever seen.

2 adverbs to describe how to  flabbergast  - Adverbs for  flabbergast