Duke Zhuang I of Qi Duke Zhuang I of Qi Duke Zhuang I of Qi (; died 731 BC) was from 794 to 731 BC the twelfth recorded ruler of the State of Qi during the Zhou Dynasty of ancient China. His personal name was Lü Gou (呂購), ancestral name Jiang (姜), and Duke Zhuang was his posthumous title. He was the first of the two Qi rulers called Duke Zhuang. Duke Zhuang succeeded his father Duke Cheng of Qi, who died in 795 BC, as ruler of Qi. He had a long reign during an era of upheaval in China. In 771 BC, the
What Love Is Made Of three minutes and fifty-five seconds (3:55), "What Love Is Made Of" is an uptempo dance and house track that has been described as "rave-y" and "trance-y". Its instrumentation contains the sounds of pianos and synthesizers. Jordan Sargent of "Spin" observed that it continued the musical style first introduced in Katy's 2012 extended play (EP), "Danger EP", which was "straight-forward house". Idolator's Sam Lansky compared her performance in the song to recording artist Siobhán Donaghy. Critical response to "What Love Is Made Of" was generally positive: most critics noted Katy's vocal performance and commended its sound. Siân Rowe from "NME" was