here's looking at you, kid
A famous toast from the movie Casablanca, used in Japanese as a direct quotation or playful reference. The literal meaning is 'cheers to your eyes'.
He raised his glass and said, 'Here's looking at you, kid.'
From the 1942 film Casablanca; the English line 'Here's looking at you, kid' was translated into Japanese as 君の瞳に乾杯.