it may be the one's they said... EITHER "im the meantime" or the 20 something crisis... WE ALL go through the said process. Even I am going thru something like that at times and NOW.
People and friends invite you to go hang out, and like what you said.. smile and have fun.. yet you are somewhere else.. thinking of something else...
Also I believe what ma'am jennie said... to Call upon HIM for help WORKS. And to speak out to your MOST dear friends might also help out dude