How Avril Lavigne and Chad Kroeger Are Breaking Their Self-Imposed 'Marriage Rules'

What a difference a year makes.

They’ve only been married for a little over a year, but rumors are swirling that Avril Lavigne and Chad Kroeger are headed for a split – and if the lack of devotion to their own marriage rules is any indication, it just might be true.

Avril Lavigne and Chad Kroeger's Rules for a Successful Marriage

It’s not always easy being married, but when you’re a celebrity, it often seems downright impossible.

Which is why newlyweds Avril Lavigne and Chad Kroeger have some special “rules” set in place to keep things harmonious.

“When you have something special, you can’t take it for granted and be careless with it,” Lavigne, 29, exclusively tells PEOPLE. “We want to give it all the care and love and nurturing that we can.”

Avril Lavigne is 'an Amazing Cook' Says New Husband Chad Kroeger

Nickelback singer Chad Kroeger can tell you exactly how long he’s been married.

In an interview with ET Canada airing Tuesday, the 38-year-old who tied the knot with Avril Lavigne in July, says, “married life’s good. It’s been 94 days. I could give you, like, to the hour if needed.”

Avril Lavigne Opens Up About 'Crazy Vacation' Wedding to Chad Kroeger

O, Canada, indeed!

Avril Lavigne planned to go all out for her Canada Day wedding to countryman Chad Kroeger, and it appears she succeeded, with a three-day celebration in the South of France in which she wore a black gown.

Avril Lavigne 'Enjoying Every Minute' of Wedding Planning with Chad Kroeger

As bride-to-be Avril Lavigne prepares to marry Nickelback’s Chad Kroeger in a “”spectacular”, she’s focusing on enjoying the process, rather than stressing out.

“I’ve been very busy planning the wedding, but I’m enjoying every moment of it,” Lavigne, 28, told PEOPLE at Tuesday’s Nylon magazine and Aloft Hotels concert celebration at New York’s Highline Ballroom.

Chad Kroeger Rocks Out at Fiancée Avril Lavigne's Secret Show

As if the 14-carat engagement ring didn’t give it away, Chad Kroeger really loves Avril Lavigne.

Lavigne played a secret show produced by Talent Resources and CEO Mike Heller at The Viper Room in West Hollywood on Thursday to over 2,000 people – including Jack Osbourne – and Kroeger couldn’t have been more proud.

Avril Lavigne and Chad Kroeger Won't Sing at Their Wedding

Avril Lavigne and Chad Kroeger are both musicians, so it only makes sense they’d sing at their wedding – or not.

“I don’t want to feel like I’m working at [it], because I’ll be like thinking about how I – Okay, I’ve got to sing, so I’ve got to perform,” Lavigne, 28, whose engagement was announced to PEOPLE in August, tells ET Canada.

Avril Lavigne Shows Off 14-Carat Engagement Ring

Avril Lavigne and Chad Kroeger’s engagement may have been a surprise to the world at large, but the Canadian rockers are a perfect match, according to friends and family.

“They have the same values and really understand each other,” a family source tells PEOPLE. “They complement each other and are so happy.”

Avril Lavigne Engaged to Nickelback's Chad Kroeger

Whoa, Canada!

Avril Lavigne and Nickelback frontman Chad Kroeger’s relationship has been so quiet that few even knew they were dating. Now, after a six-month courtship, the Canadian rockers are engaged to be married, Lavigne’s rep tells PEOPLE exclusively.

Lavigne, 27, and Kroeger, 37, first got together in February to co-write a song for Lavigne’s upcoming fifth studio album.

“A romantic relationship blossomed as they spent time writing together,” a Lavigne pal tells PEOPLE.