みくみくにしてあげる♪ (Miku Miku ni Shite Ageru♪)

みくみくにしてあげる♪ / Miku Miku ni Shite Ageru♪  is a song written by ika and it is the most iconic Hatsune Miku Song. It is the first song that premiered in Hatsune Miku's First Live appearance, that being in Animelo 2009.
 * Nicovideo broadcast
 * YouTube broadcast

Background
The song describes Miku introducing herself to the world. The term "Miku Miku ni shite ageru" actually has no valid point in Japanese. Still it is said to be from "boko boko ni shite ageru" or "I'll beat you down." Thus, the term is widely interpreted as "being captured by Miku" among listeners. Similar expressions are "みくみくにされる Miku Miku ni sareru" (I'm Miku-Miku-ed), "フルみっくにされる Full Mikku ni sareru" (I'm Miku-Miku-ed to the full extent) and so on. It is commonly said if a newcomer in the Vocaloid fandom to welcome them, and to make them A Vocaloid fan, replacing Miku with another Vocaloid name, implying that they will turn you into central or overall Vocaloid fan.

Animelo ReBridge 2009
Animelo is an Anime-Central Concert where songs and singers from various animes are performed in a Concert-like Fashion. It was at this spot, where Miku appeared as a Surprise in 2009. Not Only Miku came, but Rin and Len's Voice Provider, Asami Shimoda, sang Kokoro as a teaser for introducing Miku. Black★Rock Shooter followed Miku's appearance, along with it's Anime Trailer.
 * Animelo 2009 NND Live Broadcast Rip(Includes BRS Trailer)
 * Animelo 2009 Clearer Video(Includes Kokoro)

みくみくにしてあげる♪ / Miku Miku ni Shite Ageru♪ Long Version
There's a fanmade, well known Long version of みくみくにしてあげる♪ / Miku Miku ni Shite Ageru♪ made by "Hakugin Ion (Ag+)" (白銀いおん (Ag+)) known as KoshouP, based on Ika's Original Work.
 * Nicovideo Broadcast
 * Youtube Broadcast