“Yikes me holding a cigarette for my friend might have been a bad idea! pretty bummed about the photo.. Sorry guys, looks worst than it is!” she tweeted.
She has never been spotted smoking before, so we are inclined to believe her on this one — and so do her fans.
“You're feeding your baby, [and] even if you smoke, I'm pretty sure you wouldn't do it right now," tweeted one of her followers.
Duff, who gave birth to baby Luca on March 20, also tweeted about the joys of being a mom.
“I should be sleeping but instead I am watching luca break out of his swaddle on the video monitor. so funny...little guy is not giving up,” she wrote.
Although, there are some challenges with taking care of a baby.
“It's pretty much impossible to be on time when you have a baby,” she later tweeted.
The fashion mogul also tweeted fashion advice to the gals of Pretty Little Liars.
"The girls in Pretty Little Liars are too cute! I need to send them some @JSCollection goodies because they always look adorable on that show,” she wrote.
“Evan clearly has a drinking problem,” she tweeted, with a link to a photo of him sleeping on an airplane with what appears to be chocolate all over his face.
“I've been replaced,” she later wrote, with a photo of him sleeping with a giant stuffed animal behind him.
It also sounds like Evan has her sense of humor, as well. “Evan has been a real comedian lately. He just whispered to a TSA agent at airport, "my mom told me to act natural." She tweeted, with the hashtag “omg.”
“Evan said he loves me so much. I said 'how much?' He said, 'if u went to prison I would visit u everyday. Thats how much'" she tweeted with the hashtag “what a son.”
“So @RollingStone asked me in my #snooki & jwoww interview, @BarackObama or @MittRomney?” Snooki tweeted.
Her response? “Obama, 'cause he's our president.”
“My Pregnant Workout Routine: All the Details!” Snooki later tweeted, with a link to her Us Weekly interview.
"The motivation is key, and I'm lacking that right now, but I go on my Bowflex once a week," she told the magazine.
What is Kourtney Kardashian watching, besides her own reality show?
Perhaps she also gave us a clue as to her plans for delivery? “Witnessed a water birth last night with @KhloeKardashian. What an experience! All I can say is WOW!”
Tori Spelling, who is currently pregnant with her fourth child, is proud of her little graduate!
“Liam McDermott GRADUATES!!” she tweeted, with a link to an adorable photo of him looking very dapper.
“Friday was a very momentous occasion in our family,” she wrote. “Liam Aaron McDermott graduated from preschool! It was a proud mama bear’s shining moment as my boy accepted his first diploma.”
Liam wasn’t the only one that had a big month!
“Happy 4th Birthday to my beautiful and amazing Buggy! I love you Stella. You are the light of my life,” she tweeted.
“That moment when you realize your boobs will never look the way they did before you breastfed,” Alyssa Milano tweeted.
It’s not all bad, however, as this celeb mom looks barely legal!
“Just got carded again. My husband didn't. Again. #IWin #Again,” she tweeted.
“In LA for a couple days for some meetings and my BABY SHOWER!! Can't wait to see my girls...and my gays,” pregnant reality star Kristin Cavallari tweeted.
“Isn't it bad to fly while preggers? Just looking out for baby jay,” tweeted a Twitter follower, referring to soon-to-be husband Jay Cutler.
“ha thx for the concern but u can until the last month,” she replied.
Also on her mind? Food!
“Breakfast for dinner, pancakes and eggs,” she wrote, later tweeting: “Have the worst heartburn from Mexican food. Ughhh."
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