“It was just a challenge, so it’s a lesson learned for all of them.” Pete had previously addressed his split from Cassie in an interview with Howard Stern, saying, “Timing I feel like is everything, and we both were in a similar situation at the same time.”  He too had received his share of social media backlash, saying that at one point,he had received death threats for dating Ariana We Talked to Malala Yousafzai About Her College Plans, Career Goals, and Her Activism Advice Ariana is in town for the UK leg of her tour, while Niall and his 1D bandmates are currently in rehearsal for their own summer tour, which kicks off on Friday, June 5 in Cardiff, Wales.