Rahat Fateh Ali Khan in Houston brings the celebrated Pakistani singer to Reliant Arena for a night of soaring vocals and heartfelt music. Known as one of South Asia's most loved voices, he's famous for powerful qslike performances that blend classic qawwali-inspired roots with pop and Sufi-influenced sounds. Reliant Arena is a big indoor arena at NRG Park, so the sound and the energy both fill the room.