Best star snaps of the week: Bill Murray serenades us and more

NY Post photo composite

Wild & crazy guy: Live from New York -- more specifically, Washington Square Park -- it's Bill Murray surprising passersby with songs.

Getty Images

Fianl fantasy: Woody Harrelson (left) and Ludacris are acting someone's dreams with this unlikely pal pairing.

ludacris/Instagram

Come fly with me: Hugh Jackman takes to the skies while being photographed by the famed Annie Leibovitz, proving again that he's a great showman.

thehughjackman/Instagram

Who's that girl?: To fête another trip around the sun, Zooey Deschanel dons yellow for her 42nd birthday.

zooeydeschanel/Instagram

Emotional support animal: And they called it puppy love. Kate Middleton and Prince William meet (cute) Alfie, a new therapy puppy for an English hospital.

Getty Images

Snow prob: No reason to try and comprehend why Kendall Jenner is rocking a bikini and boots in Aspen, Colo.

Instagram/ Kendall Jenner

Maui wowie: Patrick Schwarzenegger works hard in Hawaii to answer the question, "Do blonds really have more fun?"

Stewy / BACKGRID

Hot hot hot: Taking inspo from the Buster Poindexter hit, model Lori Harvey glistens and gleams in the Bahamas.

Instagram

Bryant babes: Natalia Bryant (left) isn't afraid to turn 19 with mom Vanessa by her side and father Kobe watching over her.

vanessabryant/Instagram

Project fun-way: Seen hanging in Los Angeles, old friends Heidi Klum and Tim Gunn always make the cut with each other.

GC Images

Doogie wow-ser: Neil Patrick Harris (left) and hunky husband David Burtka tout the benefits of traveling to their many Instagram followers.

nph/Instagram

Twisted sisters: Cardi B (right) twins and twirls with younger sister Hennessy Carolina, proving that whatever "it" is, it runs in the family.

iamcardib/Instagram

Flirty, feisty and 40: Gabrielle Union and hubby Dwyane Wade goof around as he leaves his 30s in the rearview mirror.

dwyanewade/Instagram

You better work: As a woman who doesn't age, it's no surprise that Cindy Crawford's always booking gigs.

Instagram

Mrs. blue sky: Olivia Culpo treats Cabo San Lucas, Mexico, to a glimpse at her svelte physique.

oliviaculpo/Instagram

Walk hard: Rachel Brosnahan is no joke as she arrives at "Jimmy Kimmel Live!" to promote a new season of "The Marvelous Mrs. Maisel."

GC Images