Sydney Sweeney And Glen Powell's Chemistry On The Set Of Their New Movie Is Off The Charts, And People Have Something To Say About It

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We don't know a lot about Sydney Sweeney and Glen Powell's upcoming rom-com, but one thing is for sure — they have A LOT of chemistry.

A closeup of Sydney
Dominique Charriau / WireImage / Getty Images, Derek Storm/Everett Collection

While the pair have been busy in Australia filming, fans have been freaking out about some behind-the-scenes moments shared between the pair.

From some pretty cozy Instagram photos...

To Sydney hanging out with Glen's family...

To whatever is going on here.

And even though their shared chemistry is going to make for a great movie, some people are concerned the pair are a little TOO close — considering they're both in serious relationships with other people.

A closeup of Sydney and her fiance
Charley Gallay / Getty Images for InStyle, Elizabeth Goodenough/Everett Collection

Some fans have even speculated that the co-stars are having an affair — a theory that's only been amplified after Glen's girlfriend Gigi Paris seemingly unfollowed Sydney.

A closeup of Glen and his girlfriend Gigi
Michael Tullberg / FilmMagic / Getty Images

Although nothing's been confirmed (or denied), the internet has had a lot to say about the whole thing. Here are some of their tweets:

We'll keep you posted on any future Sydney/Glen updates!