Olivia Rodrigo has just a few more months left of ... I am having the time of my life singing my heart out with u guys every night." She continued, "I have a few weeks off before the tour heads ...

Alex Rodriguez was in total dad mode at Olivia ... two weeks last summer. "POV: Life as a Teenager's Dad," the retired athlete wrote in text over the clip. "Rodrigo is pretty good TBH." ...