Kailyn Lowry is disappointed in her fellow Teen Mom Farrah Abraham.

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On Tuesday, In Touch Weekly revealed a series of new tweets, which were shared by Lowry after Abraham called her out for not featuring her two sons, Isaac and Lincoln, on the cover of her book, "Pride Over Pity."

In one tweet, Lowry wrote, "Low blows for no reason though? Get it together girl."

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Last week, Abraham shared a tweet with fans, which slammed Lowry, as well as Amber Portwood, for leaving their children off their book covers (Portwood's book is titled "Never Too Late" and was released last August).

After a fan responded to Lowry, suggesting that "haters are gonna hate," Lowry said, "That's true but we are all on the same show trying to get across the same message... Some more than others."

She also added, to the same fan, "But us especially in this whole thing together should be lifting each other up not tearing down."

Portwood responded to Abraham's comment, as well, telling fans, "I did it out of respect for my 6 year old who shouldn't be on the cover of a book talking about drugs and sex..love not hate."

In addition to her own tweets, Lowry re-tweeted Portwood's message to fans.

Lowry returns to MTV in Teen Mom 2 season six later this year. The upcoming installment is currently in production.