Review: Jennie's Lollapalooza debut offers ‘Ruby’ gems but a bit too much new material to fully grab on to

The smell of kerosene at the start of Jennie’s set Saturday night at Lollapalooza should’ve been the first clue something was off. It was just a natural byproduct of using fireballs too early in the show — to give the effect of “burning” a red curtain that eventually dropped to unveil the singer. But in hindsight it felt symbolic of a performance that lacked fire early on. Hopes were high for Jennie — who was making her festival debut, marking the first time a female solo K-pop star headlined…