UPDATE: Redrawed digitally >>499336:https://derpibooru.org/images/499336, since this is the one with more faves. Wanted to give something back to ya.  
Door suddenly opens
 
AJ: Twalah, are you ok? You left the main door unlocked so…  
WHA- WHAT. IN. TARNATION!
 
S: Oh…bloody hell, bloody hell…
 
TS: Applejack, hi there!
 
AJ: HOW CAN YA BE SOOOO CASUAL WITH THIS?
 
R: With wha…WHA HA HA! shocked WHAT ON EARTH ARE YOU DOING WITH SPIKEY WIKEY…YOU…YOU…
 
TS: What? We are just taking a bath together, it was so long since the last time we did and I for one, wanted to remember the good ol’ days on Canterlot!
 
AJ: DO YOU HAVE ANY IDEA HOW MANY INCEST HENTAI STORIES INVOLVING SHOTA BOYS AND THEIR TEEN SISTERS START EXACTLY LIEK THIS?
 
S: How many wut?
 
R: How many? I’m actually curious.
 
AJ: ALL OF THEM, THAT’S WHAT I’M TRYING TO SAY!
 
S: Uh, HOT.
 
TS: Excuse me?
 
S: Nothing, nothing, nothing.
 
TS: Alright, now if you excuse us, we are going to resume our hygiene ritual here, and then I’m gonna explain the birds and the bees to the only familiar male in this Library for no reason whatsoever!
 
AJ: To Rarity Told ya.
 
R: I totally see nothing out of place here.
 
Wanted to do something cute and tender, then I learned something:  
Regarding ponies, there is a VERY THIN line between cute and saucy….at least while I draw I finish and say…wtf did I just did?