Adam Sandler, Jimmy Fallon, Drew Barrymore

Longtime co-stars Adam Sandler and Drew Barrymore truly love each other.

The duo, who have shared the screen in 50 First Dates and The Wedding Singer, sang about their long-lasting love affair in movies on Wednesday's episode of The Tonight Show.

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"Every 10 years, I promise to love you," Barrymore started off, as the pair sang about their first time meeting and which of her movie husbands were the best. Host Jimmy Fallon went to chime in when Fever Pitch — in which Fallon romanced Barrymore — was mentioned, but Barrymore said he and Sandler both had great qualities.

Check out the full video below: