BrewDog OG Hazy Jane IPA 4 x 440ml

4 (four) is a number, numeral and digit. It is the natural number following 3 and preceding 5.

4 is the smallest square number > 1, the smallest semiprime and composite number, and the 3rd highly composite number.

The number 4 is considered unlucky in many East Asian cultures.

BrewDog is a multinational brewery and pub chain based in Ellon, Aberdeenshire, Scotland. With production of over 80 million litres, BrewDog is the seventh largest beer brand in Britain, and the company claims to be the "#1 Craft Brewer in Europe". It was founded in 2007 by James Watt and Martin Dickie, who together own 17% of the company.

The company has been involved in a number of controversies. These have focused on its treatment of employees, its use of unethical business practices, and hypocrisy with regard to its anti-establishment branding.

IPA commonly refers to:

• International Phonetic Alphabet, a system of phonetic notation
  • International Phonetic Association, behind the alphabet
• India pale ale, a style of beer
• Isopropyl alcohol, a chemical compound

IPA may also refer to:

Jane may refer to:

• Jane (given name), a feminine given name including list of persons and characters with the name
• Jane (surname), related to the given name including list of persons and characters with the name

X, or x, is the twenty-fourth letter of the Latin alphabet, used in the modern English alphabet, the alphabets of other western European languages and others worldwide. Its name in English is ex (pronounced ), plural exes.