The last few months have been the summer of love for these celebrity couples! Check out which pairs heated things up the most during the summer of 2021 — from Ben Affleck and Jennifer Lopez, to Megan Fox and Machine Gun Kelly.
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Ben Affleck & Jennifer Lopez
![Ben Affleck & Jennifer Lopez](https://preprod.hollywoodlife.com/wp-content/uploads/2021/09/Ben-Affleck-Jennifer-Lopez.jpg?w=680)
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LeBron James & Savannah Brinson
![LeBron James & Savannah Brinson](https://preprod.hollywoodlife.com/wp-content/uploads/2021/09/lebron-james-savannah-james-backgrid-gal.jpg?w=680)
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Kourtney Kardashian & Travis Barker
![Kourtney Kardashian & Travis Barker](https://preprod.hollywoodlife.com/wp-content/uploads/2021/09/kourtney-kardashian-travis-barker.jpg?w=680)
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Kendall Jenner & Devin Booker
![Kendall Jenner & Devin Booker](https://preprod.hollywoodlife.com/wp-content/uploads/2021/09/kendall-jenner.jpg?w=680)
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Cardi B & Offset
![Cardi B & Offset](https://preprod.hollywoodlife.com/wp-content/uploads/2021/09/Cardi-Offset.jpg?w=680)
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Kylie Jenner & Travis Scott
![Kylie Jenner & Travis Scott](https://preprod.hollywoodlife.com/wp-content/uploads/2021/09/kylie.jpg?w=680)
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Megan Fox & Machine Gun Kelly
![Megan Fox & Machine Gun Kelly](https://preprod.hollywoodlife.com/wp-content/uploads/2021/09/Megan-Fox-MGK.jpg?w=680)
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Ciara & Russell Wilson
![Ciara & Russell Wilson](https://preprod.hollywoodlife.com/wp-content/uploads/2021/09/ciara.jpg?w=680)
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Gabrielle Union & Dwyane Wade
![Gabrielle Union & Dwyane Wade](https://preprod.hollywoodlife.com/wp-content/uploads/2021/09/gabrielle-union-dwayne-wade.jpg?w=680)
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Renee Zellweger & Ant Anstead
![Renee Zellweger & Ant Anstead](https://preprod.hollywoodlife.com/wp-content/uploads/2021/09/Renee-Zellweger.jpg?w=680)