POP may refer to any of the following: 1. Short for Post Office Protocol, POP or POP mail is one of the most commonly used protocols used to receive e-mail on many e-mail clients. There are two different versions of POP: POP2 and POP3. POP2 was an early standard of POP that was only capable of receiving e-mail and required SMTP to send e-mail.
Zach Herron a 16 year old emerging pop artist / singer songwriter from Dallas, TX. He is 1/5th of Why Don't We. His vocal styling has been compared to Justin Bieber, Shawn Mendez, and Ed Sheeran to name a few.
Bright spark: Alastair Herron, from Bangor, County Down, Northern Ireland, seven A-star grades at A Level but was still rejected by Oxford University. A student who scored seven A*s at A Level is heading to Stanford University in the US after being rejected by Oxford. Alastair Herron achieved top grades in biology, chemistry, physics, maths, further maths, Latin and Classical Greek. He had previously gained 13 A*s at GCSE. The 18-year-old said he had received offers from other American universities including Harvard and Princeton.