This little guy is awesome! 😍

Without any context or information about what "this little guy" refers to, it's difficult to provide a specific description. However, based solely on the statement "This little guy is awesome! 😍", it can be assumed that the speaker is expressing their admiration and fondness for something or someone small in size, likely a person or animal. The use of the heart-eyed emoji indicates strong feelings of love and admiration, suggesting that the speaker finds whatever "this little guy" is to be particularly special and endearing.