TRISTAN Thompson's baby mama Maralee Nichols has shared a rare photo of their son Theo.
The fitness instructor, 31, celebrated St Patrick's Day by posting an image of their three-month-old son in a festive onesie.
She took a walk along a marina with him in a $2,800 Fendi stroller.
Maralee shared a video of herself pushing the expensive designer stroller while looking out at the boats.
She captioned the short clip: "Enjoying time off with my son."
The model then posted an adorable photo of Theo - with his face to the camera - lying on a white furry blanket.
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The tot was wearing a green babygro with "Happy St Patrick's," written on the back.
Maralee gave birth to Theo on December 1 after having an affair with Tristan while he was exclusively dating Khloe Kardashian.
She recently claimed the 30-year-old refuses to pay child support and has made no attempt to meet their son.
Maralee's representative claimed Tristan has "done nothing" to support his son - despite reportedly being ordered to pay her $40,000 a month.
“Despite news reports stating otherwise, Tristan Thompson has done nothing to support his son,” Harvey Englander told .
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“He has not made any attempt to meet their son nor has he provided any financial assistance.”
Earlier this month, she demanded that he pay her $47,000 a month and $1million in legal fees.
In legal documents obtained by Us Weekly, Maralee claimed that the Chicago Bulls player has an "income of $9.7million alone."
The trainer has requested a "guideline monthly child support of $47,424.”
Tristan's third baby mama has asked the court to order the NBA star to pay her legal fees, which has exceeded by $1million.
She claimed that her newborn baby "and I are living at a far depressed standard of living than Tristan.”
MARALEE'S DEMANDS
Tristan's former mistress claimed her "expenses will resume once Theo gets older and Covid-19 restrictions are lifted.”
She added: “I have made a tremendous effort to reduce my spending. Previously, my average month’s expenses for clothing were in excess of $5,000 a month.”
Maralee accused her former lover of living a “lavish celebrity lifestyle” while she has reportedly been staying at an apartment with a roommate.
Tristan also shares three-year-old daughter True with his ex Khloe, 37.
The athlete is also a father to five-year-old son Prince with his ex Jordan Craig, who he currently pays child support to.
Back in January, Tristan admitted he is the father of Maralee's baby son and apologized to Khloe for "humiliating" her.
"Today, paternity test results revealed that I fathered a child with Maralee Nichols. I take full responsibility for my actions. Now that paternity has been established, I looked forward to amicably raising our son," he wrote on Instagram.
TRISTAN'S APOLOGY
"I sincerely apologize to everyone I’ve hurt or disappointed throughout this ordeal both publicly and privately."
In the following Story, he apologized to Khloe and said: "You don't deserve this. You don't deserve the heartache and humiliation I have caused you.
"You don't deserve the way I have treated you over the years. My actions have certainly not lined up with the way I view you."
He concluded: "I have the utmost respect and love for you, regardless of what you may think. Again I am so incredibly sorry."
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The basketball player initially claimed his relationship with Maralee was a one-night hookup, before admitting they met up several times for sex.
He said in legal documents that they had a four-month affair, from December 2020 to March 2021.
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