Question

لبخند بر صورت کسی نشاندن

Answer 1

to put a smile on sb's face
http://idioms.thefreedictionary.com/put+a+smile+on+someone%E2%80%99s+face
http://www.urbandictionary.com/define.php?term=put%20a%20smile%20on%20one%27s%20face

Answer 2

to bring a smile on someone's face

Comments

با put ,  place بگیم خیلی بی معنیه ؟

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Nice+

Answer 3

I think the preposition is "to"

It's nice to be able to bring a smile to people's faces (= make people smile) .

متضادش هم جالبه

wipe the smile off sb's face

Tell him you saw her at the cinema with another guy - that should wipe the smile off his face!