'American Idol' welcomes Katharine McPhee back for powerful duets

Katharine McPhee has never looked happier! Two months after the Smashalum, 36, welcomed her first child with husband David Foster, 71, she took to Instagram to share a series of photos, giving fans a glimpse inside her postpartum life. In one snap, she cradled her newborn son Rennie, and gave him a kiss on the head. The American Idol alum rocked a leopard print skirt and an Anine Bing sweater that featured Terry O’Neill‘s iconic photo of Kate Moss on it.

Katharine McPhee may be younger than her stepdaughters Erin Foster and Sara Foster, but they’ve all made their close bond clear.

Willie Spence left the “American Idol” judges stunned with his incredible performance during Sunday’s episode of the hit show.

Katharine McPhee is opening up about motherhood.

Alyssa Wray absolutely nailed her performances on Sunday’s “American Idol”.

Sunday’s “American Idol” was jam packed with big performances, memorable moments and celeb guests. However, it was Katharine McPhee’s duet with one of the show’s frontrunners that stole the spotlight.

Katharine McPhee is back on the American Idol stage!

was jam packed with big performances, memorable moments and celeb guests.

Katharine McPhee continues to bask in the glory of her post-baby body. The singer-songwriter, 37, who welcomed her first child, son Rennie David, with husband David Foster, in late February, showed off her newly-acquired curves in a selfie snap shared to her Instagram Story on April 1 as she modeled a one-piece tie-dye swimsuit created by her stepdaughter, Sara Foster, 40.

Round two! Two days after showing her postpartum bikini body, Katharine McPhee rocked a one-piece bathing suit.

Katharine McPhee has rocked a terracotta-colored bikini and praised her curves weeks after giving birth to her baby boy, Rennie. Taking to Instagram Stories, Katharine shared two bathroom snaps as she posed with stylist Monica Rose.The high-waisted bikini bottoms offered a fuller coverage while the top featured a thick one-shoulder strap; Katharine paired the look with some retro matching sunglasses."Loving my curves because my baby gave them to me," she captioned the post.

 Katharine McPhee  is one happy mama! The 37-year-old recently gave birth to her and  David Foster ’s baby boy only five weeks ago and McPhee is glowing and looks fabulous. A post shared by Katharine McPhee Foster (@katharinefoster)On Tuesday, the former American Idol singer posted to her Instagram stories a photo of herself in the mirror posing in a brown one-shoulder, high-waisted bikini with matching sunglasses.

Hot mama alert! Katharine McPhee lit up Instagram with a stunning bikini photo, just five weeks after giving birth to her first child. Kat, 37, posed for a classic mirror selfie in her bathroom, decked out in a retro two-piece, tinted beige sunglasses, and gold earrings. She explained to her fans why she’s embracing the way her body looks (incredible, obviously) after welcoming baby Rennie Foster into the world.

Katharine McPhee is loving her curves since giving birth to her son, Rennie, with husband David Foster in late February. On Tuesday, the 37-year-old actress and singer took to her Instagram Stories to show off her trim figure in a brown high-waisted bikini and shades. In one mirror selfie, McPhee wrote, «Loving my curves because my baby gave them to me.» The alum previously opened up about not putting pressure on herself to bounce back to her pre-baby body too quickly. «I thought I would have

Bikini body! Katharine McPhee sported a bathing suit five weeks after giving birth to her and David Foster’s son, Rennie.

A birthday calls for a celebration outside the house. This led Katharine McPhee to ring in her 37th birthday by stepping outside with her 71-year-old husband, David Foster, and their newborn son Rennie on March 25. The family of three ventured out to Beverly Hills for brunch, where they were all pictured together for the very first time in public! You can see the first photos of Katharine and David with their son in public, here.

Katharine McPhee is so enjoying all her time with her newborn that nothing else matters.

Katharine McPhee is so enjoying all her time with her newborn that nothing else matters.The 36-year-old singer and actress welcomed her first child, son Rennie, with husband David Foster last month, and couldn't be happier.