March 2019: Following Emma's breakup from longtime love Evan Peters, the actress started dating Garrett. A source told E! News at the time that Emma and her actress beau started spending time together in various "social settings," before things began to turn "romantic." The insider added, "They have gone on a few casual dates and are exploring a relationship, but it is definitely not anything serious yet."
April 2019: Emma and Garrett are spotted shopping for Easter baskets ahead of a holiday celebration.
August 2019: The new couple held hands while out together in Los Angeles, officially confirming their romance.
October 2019: The stars kept close while out for a bite to eat in Southern California.
June 2020: Reports surfaced stating Emma and Garrett are expecting their first child. The couple did not immediately comment on the speculation, but Emma's mom wrote on Instagram that she's "very excited" about her daughter's pregnancy.
August 2020: Emma and Garrett officially confirm her pregnancy on Instagram. "Me...and my two favorite guys," Emma captioned her post with Garrett and her baby bump, hinting that they're expecting a son.
October 2020: Emma and Garrett's inner circle, which includes Kristen Stewart and Camila Morrone, gathered for a small baby shower. So grateful to my family and pod for making my pregnancy feel so celebrated during such wild times," she shared on Instagram.
November 2020: News broke in November that the actor sought treatment for alcohol abuse following a DUI arrest months prior. An insider explained that Garrett's personal turmoil "wasn't something that actually threatened a split between them," adding that "Emma is committed when she's with someone and they are both conscious that it will take work."
December 2020: Emma and Garrett officially became parents after welcoming their newborn son on Dec. 27. The stars reportedly named him Rhodes.