(Lilleyman Moment) The moment in a conversation where all members are laughing at a mutual joke etc. Then one member feels the need to input on the conversation. Usually resulting in an awkward silence and embarrassment for the certain person.
James: "John, can fit your fist in your mouth."
Rebecca: "Wow, I can't!"
*group laughs at James' attempt*
Alex: "I know where you'd like to put your fist Joe, up John's arse."