grin and bear it

grin and bear it (third-person singular simple present grins and bears it, present participle grinning and bearing it, simple past grinned and bore it, past participle grinned and borne it)

1. (idiomatic) To endure a difficult or disagreeable situation with good humor.

   They made me work the Saturday of our wedding anniversary. What could I say? I just had to grin and bear it.

• put a brave face on it
• grit one's teeth
• make the best of a bad job
• take it like a man