bebe's is not a staple, unless u r playing claydol or ex's. if u don't use those 2, 4 celio's r a staple. as for decks, here r the most popular decks right now
skittles (togekiss/ho-oh)
G&G variations (gardevoir/gallade/starter/tech)
magmotar variations (mag/ty/catty,mag/dol, ect.)
eeveelution variations (glaceon main attacker, leafeon main attacker, both)
bannette
blissey variations (bliss/weavile, bliss/ty, bliss/bannette, straight bliss)
hurricane (gatr/catty/magnaton PK)
empoleon variants (emp/gyradoes, emp/palkia/mantine, MES [mismagius/emp/salabye CG])
infernape variants ( infernape/catty, infernape straight)
garchomp
fossils (kabutops, omastar/areodactyle)
darkrai/wiggly/weavile
big daddy krow (honchkrow w/ absol starter)
there are more, but these r the most played decks. i think that bannette is easy to play, along with garchomp and blissey. your choice.