B.o.B. is sharing his…length.  Deets inside, plus what girlfriend Sevyn Streeter told us about his eggplant inside.  Also, ballerina Misty Copeland is dishing on her upcoming wedding!

We’re not sure what brought this on, but he is the same dude to start #EggplantFriday. Rapper B.o.B. posted the above pic recently and said:

disable this … #measuringtapechallenge

Oh?  8.5 inches of your manly bits you say?  We KNOW girlfriend Sevyn Streeter is a happy girl who may be willing to talk about her boo being so vocal about his….length.

So when we hit the “Straight Outta Compton” red carpet premiere, we asked Sevyn (who rocked a camel-colored House of CB caged dress) about her boyfriend’s #Eggplant IG antics (before this particular pic).  She told TheYBF.com,

I thought that sh*t was hilarious! I don’t get upset about things that. We were artists before we started dating each other and we’re artists now and he’s funny, so I don’t I don’t take that seriously. B.O.B.  HAS A NEW SINGLE BACK AND FORTH!