Pajama Friends (Korean: 파자마 프렌즈; RR: pajama peurenjeu) is a South Korea variety show program on Lifetime starring Song Ji-hyo, Red Velvet's Joy, Jang Yoon-ju and Cheng Xiao.

[2] Subsequent episodes aired every Saturday at 22:30 (KST) on Lifetime.

[3] Pajama Friends is a reality program about four women (Song Ji-hyo, Joy, Jang Yoon-ju and Cheng Xiao) who work in different fields in the industry and came together to enjoy 2-day-and-1-night vacations in hotels of various styles within Korea.

[4][5] (Jung-hak, Park Yuri,[10] Min Jungki, Kim Jinkun[11]) Each hotel is featured in 2 episodes.

PJPJ is a non-promotional dance group spawned from the final episode, with Seolhyun as the leader and dance instructor and Yoon-ju as the MV director.