Drummer Phil "Philthy Animal" Taylor, who had been a huge Thin Lizzy fan, had lobbied vocalist/bassist/band leader Lemmy to hire Robertson.
"These feelings would change dramatically once they entered the studio with producer Tony Platt; Lemmy would recall years later in the Motörhead documentary The Guts and the Glory: "Recording Another Perfect Day was fucking torture.
In his 2002 autobiography White Line Fever, Lemmy writes:"Brian's fashion sense continued to shock and horrify fans throughout the tour of Europe at the end of the year.
Lemmy began to make light of Robertson's attire during shows, but he explained to Classic Rock interviewer David Ling: "All that shit about being dressed differently; all the wearing of stupid shorts, it was just to get at me.
Or make sure everybody knew he wasn't in Motörhead, just a featured guest artist, doing us a favour from the great heights as a Thin Lizzy guitar player.
"In his memoir, Lemmy put the album into perspective: "We had to get another guitar player fast so we could continue the tour, and we chose Brian Robertson, who had been in Thin Lizzy.
", "Dancing on Your Grave", "I Got Mine", "Another Perfect Day", "One Track Mind", and "Rock It" have been featured in the band's live set.
"Joe Petagno, the sleeve artist, commented that the cover was inspired by the upheaval prevalent in the band and its members at the time: "I didn't hear the music.
John Franck of AllMusic calls Another Perfect Day "one of the most unique (albeit misunderstood) albums in the entire Motörhead catalog", adding that it is one of "the band's best-sounding records ever, but tinkering with a legendary formula is always fraught with danger (is that a boogie-woogie piano on 'Rock It'?