What season was this one clip of

Ok I found this clip on YouTube they didn't have the season o episode listed. O.k. the clip was of Dawson's parents in the cucina and Mitch got wet so did his wife and if course Mitch takes off his camicia and he looks at his wife and say I'm wet and looks at her when she starts to dry him off she says Mitchell and they start to make and Dawson comes in and he smiles and he walks back out of his houseout ok here is the domanda what song is playing and what sings it. Thanks.