Los Angeles, California - Megan Fox reportedly attended Machine Gun Kelly's A-list birthday bash amid talk that she's "re-evaluating" their relationship.

Per Us Weekly, the 37-year-old Pretty Boys are Poisonous author is spending time "apart" from the 34-year-old rapper-rocker after ending their engagement.

An insider dished to the site that Megan is "re-evaluating everything in her life," including her romance with MGK.

"It was getting toxic between them, and they were fighting a lot," they noted.

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The insider further added that the Jennifer's Body star "wants her freedom" and told the Bloody Valentine artist that she "wants space."

Yet on Monday, Megan was spotted at MGK's 34th birthday bash that was also attended by fellow celebs, Tiffany Haddish and rapper Mod Sun.

Sources dished to PEOPLE that the Transformers actor was seen walking around with the birthday boy.

Things between the declared "soul mates" have been up and down since Megan confirmed that the two aren't engaged.

Megan further raised eyebrows when she recently advised single women to avoid men and dyed her hair a bright blue hue after rocking pink tresses.