EXCLUSIVE: Heidi Klum Gets Cheeky About Plans to 'Stay in Bed' on Valentine's Day: 'If You Know What I Mean'!

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Heidi Klum is leaving her Valentine's Day plans up to the imagination, but it's safe to say they're going to be steamy.

The supermodel and TV personality chatted with ET's Carly Steel at the annual amfAR Gala in New York City on Wednesday, where she played coy about how she's going to spend the romantic holiday with her boyfriend, Vito Schnabel.

WATCH: Heidi Klum & Her 28-Year-Old Boyfriend Have Some Intense PDA on the Beach

"Probably stay in bed all day," Klum said, smiling. "Not doing too much, if you know what I mean."

Yeah, we're pretty sure we know what you mean.

The 42-year-old fashion icon, who also has her own line of lingerie called Heidi Klum Intimates, also revealed what her 29-year-old boyfriend likes the best when it comes to the sexy ensembles in her collection.

WATCH: Heidi Klum Exposes Her Butt in 'Naughty' New Instagram Photo

"Mainly when it all comes off," joked Klum, adding that she would "definitely would wear something saucy" for the special day.

Klum wasn't the only celeb at the gala who talked to ET about love and Valentine's Day plans. Hailey Baldwin also opened up about her rumored flame Justin Bieber, going so far as to say, "I love him." Check out the video below to hear more from the 19-year-old model.

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