Create harmonious melodies following the given letter notation and incorporating the designated theme.
X:1
L:1/8
Q:1/4=120
M:6/8
K:G
['D G2 A B2 c d2 g', 'c2 c B2']  
X:1
L:1/8
Q:1/4=120
M:6/8
K:G
"^Lively" D | G2 A B2 c | d2 g d2 c | (Bd).G (GF).G | (A/B/c).B A2 d | (d^c).d (ef).g | 
 (fa).f{f} e2 g | (fe).d (Ad).^c | d3- d2 :: d | (af).d (af).d | c2 c B2 c | (dg).d (dg).d | 
 c2 c B2 B | e2 f g2 f | e2 f B2 e | (e^d).e B2 A | G2 F E2 F | G2 G G2 B | d3 g3 | (dB).G A2 B | 
 E2 F G2 A | B2 g (Bc).A | G3- G2 |]  