Craft a musical performance that integrates the mentioned motif and follows the predetermined alphabetical arrangement.
X:1
L:1/8
M:2/2
K:Bb
['B2 bg fdcB', 'BGFE DEFD']  
X:1
L:1/8
M:2/2
K:Bb
 d | B2 bg fdcB | AFcF dFcA | B2 bg fdcB | FBAc dBB :: d | BGFE DEFD | EC CB cGGA | BGFE DEFD | 
 B,BAc dBB :|  