On Sunday, Feb. 9, the singer, 31, shared a series of photos on her Instagram as she celebrated her son Riley's 4th birthday. In a video, the proud mom can be seen carrying a Trolls-inspired cake ...

I Cry Tears of Joy Every Time' Meghan Trainor Celebrates Son Riley's 4th Birthday with Trolls-Themed Cake — See the Photos! Drew Barrymore Tears Up as She Receives Sentimental 50th Birthday ...

Last year ahead of his birthday, Trainor told the People Magazine that Riley had asked for a very specific car cake, their white Rivian car for which she hired a cake creator to make the ...

Presley reposted the video to her Instagram Story with the text "Happy Birthday Riley" and three birthday cake emojis. On Tuesday, Keough -- who is the daughter of the late Lisa Marie Presley and ...

Meghan Trainor already has some fun plans underway for son Riley's upcoming birthday. While chatting ... "But I do know that for a cake, he really wants it to be a car, a cake car." ...

While chatting with PEOPLE about her partnership with Nanit, a smart baby monitor and app, the singer and boy mom opened up about plans for son Riley's third birthday next month ... "But I do know ...