Please answer the following question: Information:  - Sub Pop is a record label founded in 1986 by Bruce Pavitt. In 1988, Sub Pop Records LLC was formed by Pavitt and Jonathan Poneman in Seattle, Washington. Sub Pop achieved fame in the late 1980s for first signing Nirvana, Soundgarden, Mudhoney and many other bands from the Seattle alternative rock scene. They are often credited with taking the first steps toward popularizing grunge music, and have continued to achieve critical and commercial success in the new millennium, with bands such as Fleet Foxes, Foals, Beach House, The Postal Service, Flight of the Conchords, Sleater-Kinney, Blitzen Trapper, No Age, Wolf Parade and The Shins on their roster. In 1995 the owners of Sub Pop sold a 49% stake of the label to the Warner Music Group.  - Mogwai are a Scottish post-rock band, formed in 1995 in Glasgow. The band consists of Stuart Braithwaite (guitar, vocals), Barry Burns (guitar, piano, synthesizer, vocals), Dominic Aitchison (bass guitar), and Martin Bulloch (drums). The band typically compose lengthy guitar-based instrumental pieces that feature dynamic contrast, melodic bass guitar lines, and heavy use of distortion and effects. The band were for several years signed to renowned Glasgow indie label Chemikal Underground, and have been distributed by different labels such as Matador in the US and Play It Again Sam in the UK, but now use their own label Rock Action Records in the UK, and Sub Pop in North America. The band were frequently championed by John Peel from their early days, and recorded seven Peel Sessions between 1996 and 2004. Peel also recorded a brief introduction for the compilation "".  - Post-rock is a form of experimental rock characterized by the influence and use of instruments commonly associated with rock, but using rhythms and "guitars as facilitators of timbre and textures" not traditionally found in rock. Post-rock bands are often instrumental.  - Rhythm (from Greek , "rhythmos", "any regular recurring motion, symmetry" ) generally means a "movement marked by the regulated succession of strong and weak elements, or of opposite or different conditions" . This general meaning of regular recurrence or pattern in time can apply to a wide variety of cyclical natural phenomena having a periodicity or frequency of anything from microseconds to several seconds (as with the riff in a rock music song); to several minutes or hours, or, at the most extreme, even over many years.  - In music, timbre (, also known as tone color or tone quality from psychoacoustics) is the perceived sound quality of a musical note, sound, or tone that distinguishes different types of sound production, such as choir voices and musical instruments, such as string instruments, wind instruments, and percussion instruments, and which enables listeners to hear even different instruments from the same category as different (e.g. a viola and a violin).   - `` Friend of the Night '' is a song by Glaswegian post-rock band , Mogwai from their 2006 album , Mr. Beast . It was released as a single on 30 January 2006 , and became the first Mogwai single to reach the UK top 40 singles chart , peaking at # 38 .  - Chemikal Underground is an independent record label set up in 1994 by Glasgow, Scotland rock band The Delgados. It was set up to release their first single, "Monica Webster" / "Brand New Car" and went on to break many new Scottish bands in the nineties.  - Rock Action Records is a Glasgow-based record label, founded and maintained by Scottish post-rock band Mogwai. The label has showcased such diverse talents as Part Chimp, Errors, Trout, The James Orr Complex and Kling Klang, has licensed music for UK release from Torche, Envy, Afrirampo and Growing, and in the past represented Papa M and The Zephyrs. As of 2010, Mogwai have released their own records on the label in the UK and Europe.  - Glasgow  is the largest city in Scotland, and third largest in the United Kingdom. Historically part of Lanarkshire, it is now one of the 32 council areas of Scotland. It is situated on the River Clyde in the country's West Central Lowlands. Inhabitants of the city are referred to as Glaswegians.  - John Robert Parker Ravenscroft, OBE (30 August 1939  25 October 2004), known professionally as John Peel, was an English disc jockey, radio presenter, record producer and journalist. He was the longest serving of the original BBC Radio 1 DJs, broadcasting regularly from 1967 until his death in 2004.     What is the relationship between 'friend of the night' and 'play it again sam'?
Answer:
record label