you should have seen his face

: the one or ones being addressed — compare thee, thou, ye, your, yours

: one

: past tense of shall

used in auxiliary function to express condition

used in auxiliary function to express obligation, propriety, or expediency

: past participle of see

: the front part of the head that in humans extends from the forehead to the chin and includes the mouth, nose, cheeks, and eyes

: the face as a means of identification : countenance

: presence, sight

: to confront impudently

: to line near the edge especially with a different material

: to cover the front or surface of