Christopher Mintz-Plasse and fiancée Britt Bowman show off her engagement ring

McLovin’ it! Christopher Mintz-Plasse and fiancée Britt Bowman show off her engagement ring as they cheer on the Boston Celtics – five months after confirming wedding plans

Christopher Mintz-Plasse took kiss-cam to another level by showing off fiancée Britt Bowman’s engagement ring on Saturday — nearly five months after proposing.

The actor, best known for his role as hapless teen McLovin’ in Greg Mottola’s 2007 comedy Superbad, proposed to professional photographer Bowman on Christmas Eve with a diamond-encrusted ring.

And it was on display again when the pair watched the Boston Celtics play the Atlanta Hawks in a hotly contested NBA playoff at Massachusetts’ TD Garden Arena over the weekend.

With cameras focused on Mintz-Plasse, 33, the American star held up Bowman’s hand and revealed her engagement ring as they shared a lengthy kiss.

Taking to Twitter later that night, he wrote: Boston, you are always a LIT ASS TIME. I love you see you. Celtics in four.’

Lovely: Christopher Mintz-Plasse took kiss-cam to another level by showing off fiancé Britt Bowman’s engagement ring on Saturday – nearly five months after proposing

There it is: the ring was on display again as the pair watched the Boston Celtics play the Atlanta Hawks in a hotly contested NBA playoff at TD Garden Arena this weekend

There it is: the ring was on display again as the pair watched the Boston Celtics play the Atlanta Hawks in a hotly contested NBA playoff at TD Garden Arena this weekend

Say Cheese: The actor posed for photos while attending the game in Boston on Saturday

Say Cheese: The actor posed for photos while attending the game in Boston on Saturday

The actor’s enthusiasm seemed to pay off, with the home side closing in on a 99-112 victory over their Atlanta rivals.

Mintz-Plasse confirmed his engagement to his long-term girlfriend Bowman in a series of photos shared to Instagram followers in December.

‘Life is over!!!’ he captioned the slideshow, which began with a selfie of them kissing as she showed off her engagement ring for the first time.

In the next photo, they were seen smiling as she held up her sparkler, before another stood in their kitchen to toast with their arms wrapped around each other.

Additional photos from the holiday weekend showed them bowling with friends and Mintz-Plasse practicing getting down on one knee with boyfriend Matthew Koma, who is married to Hilary Duff.

She said yes: Mintz-Plasse confirmed his engagement to his long-term girlfriend Bowman in a series of photos shared with Instagram followers in December

She said yes: Mintz-Plasse confirmed his engagement to his long-term girlfriend Bowman in a series of photos shared with Instagram followers in December

Engaged: After five years of dating, the Superbad star confirmed that he popped the question to his other half, who works as a live music photographer, wearing a gorgeous diamond ring

Engaged: After five years of dating, the Superbad star confirmed that he popped the question to his other half, who works as a live music photographer, wearing a gorgeous diamond ring

“Can’t wait to spend the rest of your lives together,” Koma joked in the comments section.

Bowman tagged photos from the special day in South Sioux City, Nebraska, but later revealed on her Instagram story that they were headed for a long road trip after their plane was canceled by Southwest Airlines.

Mintz-Plasse is best known for appearing in Superbad as Jonah Hill and Michael Cera’s wimpy friend Fogell, who later earns the nickname McLovin.

He next appeared as Chris D’Amico in the 2010 hit Kick-Ass and its 2013 sequel Kick-Ass 2.

Over the years, he turned to voice acting, participating in the How to Train Your Dragon franchise from 2010 to 2019 as the voice of Fishlegs Ingerman and King Gristle Jr. in 2016 release Trolls.

Crazy: Additional photos from December showed Mintz-Plasse rehearsing his marriage proposal to boyfriend Matthew Koma, who is married to Hilary Duff

Crazy: Additional photos from December showed Mintz-Plasse rehearsing his marriage proposal to boyfriend Matthew Koma, who is married to Hilary Duff