Katy Perry & 蕾哈娜 Support Grimes at Pre-Grammys Event! 

Katy Perry and 蕾哈娜 三明治 in up-and-coming singer Grimes backstage at her pre-Grammys 音乐会 held at the House of Blues on Friday (January 24) in Los Angeles.
密码: 蕾哈娜, 2014, appearance, los angeles, 凯蒂·佩里, grammy